Factors of 398 in pairs

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

The number 398 is a composite number. So, 398 has more than one factor pair.

These are all the factor pairs of 398:

• 1,398
• 2,199

Here is how to find the factor pairs for the number 398:

• 398 divided by 1 is 398. So, (1, 398) is a factor pair of 398
• 398 divided by 2 is 199. So, (2, 199) is a factor pair of 398

Factor pairs of 398 that ads up to a number:

• The factors of 398 that adds up to 399 are 1 and 398
• The factors of 398 that adds up to 400 are 2 and 199

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 398 is 2•199.

The prime factors of 398 are 2 and 199. It is the list of the integer's prime factors.