Q: What is the sum of all factors of the number 665,131,365 excluding 665,131,365?

A: 568,741,275

Why is 568,741,275 the sum of all factors of 665,131,365, excluding 665,131,365?

The factors of the number 665,131,365 are: 1, 3, 5, 9, 15, 23, 27, 45, 69, 115, 135, 207, 345, 621, 1035, 3105, 214213, 642639, 1071065, 1927917, 3213195, 4926899, 5783751, 9639585, 14780697, 24634495, 28918755, 44342091, 73903485, 133026273, 221710455, 665131365.

If you add them up, you will get the total of 665,131,933. Now subtract 665,131,365 to get 568,741,275