Q: What is the sum of all factors of the number 121,280,835 including 121,280,835?

A: 215,728,128

Why is 215,728,128 the sum of all factors of 121,280,835, including 121,280,835?

The factors of the number 121,280,835 are: 1, 3, 5, 13, 15, 31, 39, 65, 93, 155, 195, 403, 465, 1209, 2015, 6045, 20063, 60189, 100315, 260819, 300945, 621953, 782457, 1304095, 1865859, 3109765, 3912285, 8085389, 9329295, 24256167, 40426945, 121280835.

If you add them up, you will get the total of 215,728,128.