Q: What is the sum of all factors of the number 120,420,003 excluding 120,420,003?

A: 59,476,317

Why is 59,476,317 the sum of all factors of 120,420,003, excluding 120,420,003?

The factors of the number 120,420,003 are: 1, 3, 11, 33, 59, 127, 177, 381, 487, 649, 1397, 1461, 1947, 4191, 5357, 7493, 16071, 22479, 28733, 61849, 82423, 86199, 185547, 247269, 316063, 680339, 948189, 2041017, 3649091, 10947273, 40140001, 120420003.

If you add them up, you will get the total of 120,420,062. Now subtract 120,420,003 to get 59,476,317