Q: What is the sum of all factors of the number 170,123,505 excluding 170,123,505?

A: 127,396,623

Why is 127,396,623 the sum of all factors of 170,123,505, excluding 170,123,505?

The factors of the number 170,123,505 are: 1, 3, 5, 15, 17, 31, 51, 85, 93, 155, 255, 465, 527, 1581, 2635, 7905, 21521, 64563, 107605, 322815, 365857, 667151, 1097571, 1829285, 2001453, 3335755, 5487855, 10007265, 11341567, 34024701, 56707835, 170123505.

If you add them up, you will get the total of 170,123,632. Now subtract 170,123,505 to get 127,396,623