Q: What is the sum of all factors of the number 516,301,401 excluding 516,301,401?

A: 379,291,047

Why is 379,291,047 the sum of all factors of 516,301,401, excluding 516,301,401?

The factors of the number 516,301,401 are: 1, 3, 7, 11, 21, 23, 33, 69, 77, 161, 231, 253, 483, 759, 1771, 5313, 97177, 291531, 680239, 1068947, 2040717, 2235071, 3206841, 6705213, 7482629, 15645497, 22447887, 24585781, 46936491, 73757343, 172100467, 516301401.

If you add them up, you will get the total of 516,301,780. Now subtract 516,301,401 to get 379,291,047