Q: What is the sum of all factors of the number 121,515,065 excluding 121,515,065?

A: 55,756,999

Why is 55,756,999 the sum of all factors of 121,515,065, excluding 121,515,065?

The factors of the number 121,515,065 are: 1, 5, 7, 17, 35, 85, 119, 331, 595, 617, 1655, 2317, 3085, 4319, 5627, 10489, 11585, 21595, 28135, 39389, 52445, 73423, 196945, 204227, 367115, 1021135, 1429589, 3471859, 7147945, 17359295, 24303013, 121515065.

If you add them up, you will get the total of 121,515,120. Now subtract 121,515,065 to get 55,756,999