Q: What is the sum of all factors of the number 102,428,361 excluding 102,428,361?

A: 78,543,159

Why is 78,543,159 the sum of all factors of 102,428,361, excluding 102,428,361?

The factors of the number 102,428,361 are: 1, 3, 7, 9, 21, 23, 27, 63, 69, 161, 189, 207, 483, 621, 1449, 4347, 23563, 70689, 164941, 212067, 494823, 541949, 636201, 1484469, 1625847, 3793643, 4453407, 4877541, 11380929, 14632623, 34142787, 102428361.

If you add them up, you will get the total of 102,428,439. Now subtract 102,428,361 to get 78,543,159