Q: What is the sum of all factors of the number 400,100,043 excluding 400,100,043?

A: 274,342,197

Why is 274,342,197 the sum of all factors of 400,100,043, excluding 400,100,043?

The factors of the number 400,100,043 are: 1, 3, 7, 19, 21, 31, 49, 57, 93, 133, 147, 217, 399, 589, 651, 931, 1519, 1767, 2793, 4123, 4557, 4621, 12369, 13863, 28861, 32347, 86583, 87799, 97041, 143251, 226429, 263397, 429753, 614593, 679287, 1002757, 1843779, 2721769, 3008271, 4302151, 7019299, 8165307, 12906453, 19052383, 21057897, 57157149, 133366681, 400100043.

If you add them up, you will get the total of 400,100,317. Now subtract 400,100,043 to get 274,342,197