Factors of 819 in pairs

Factors are pairs of numbers which, if multiplied together, give the original number.

The number 819 is a composite number. So, 819 has more than one factor pair.

These are all the factor pairs of 819:

• 1,819
• 3,273
• 7,117
• 9,91
• 13,63
• 21,39

Here is how to find the factor pairs for the number 819:

• 819 divided by 1 is 819. So, (1, 819) is a factor pair of 819
• 819 divided by 3 is 273. So, (3, 273) is a factor pair of 819
• 819 divided by 7 is 117. So, (7, 117) is a factor pair of 819
• 819 divided by 9 is 91. So, (9, 91) is a factor pair of 819
• 819 divided by 13 is 63. So, (13, 63) is a factor pair of 819
• 819 divided by 21 is 39. So, (21, 39) is a factor pair of 819

Factor pairs of 819 that ads up to a number:

• The factors of 819 that adds up to 820 are 1 and 819
• The factors of 819 that adds up to 822 are 3 and 273
• The factors of 819 that adds up to 826 are 7 and 117
• The factors of 819 that adds up to 828 are 9 and 91
• The factors of 819 that adds up to 832 are 13 and 63
• The factors of 819 that adds up to 840 are 21 and 39

Note 1: if we change the order of all pairs above, we can double the number of pairs. We choose not to show them.
Note 2: do not confuse these pairs with prime factors. See below some info:

The factorization or decomposition of 819 is 3²•7•13.

The prime factors of 819 are 3, 7 and 13. It is the list of the integer's prime factors.