Q: What is the sum of all factors of the number 321,654,531 excluding 321,654,531?

A: 153,798,909

Why is 153,798,909 the sum of all factors of 321,654,531, excluding 321,654,531?

The factors of the number 321,654,531 are: 1, 3, 11, 33, 109, 223, 327, 401, 669, 1199, 1203, 2453, 3597, 4411, 7359, 13233, 24307, 43709, 72921, 89423, 131127, 267377, 268269, 480799, 802131, 983653, 1442397, 2950959, 9747107, 29241321, 107218177, 321654531.

If you add them up, you will get the total of 321,654,684. Now subtract 321,654,531 to get 153,798,909