Q: What is the sum of all factors of the number 342,121,515 excluding 342,121,515?

A: 241,099,221

Why is 241,099,221 the sum of all factors of 342,121,515, excluding 342,121,515?

The factors of the number 342,121,515 are: 1, 3, 5, 15, 17, 51, 85, 163, 255, 489, 815, 2445, 2771, 8231, 8313, 13855, 24693, 41155, 41565, 123465, 139927, 419781, 699635, 1341653, 2098905, 4024959, 6708265, 20124795, 22808101, 68424303, 114040505, 342121515.

If you add them up, you will get the total of 342,121,756. Now subtract 342,121,515 to get 241,099,221