Q: What is the sum of all factors of the number 361,780,155 excluding 361,780,155?

A: 339,856,965

Why is 339,856,965 the sum of all factors of 361,780,155, excluding 361,780,155?

The factors of the number 361,780,155 are: 1, 3, 5, 9, 11, 15, 27, 33, 45, 55, 99, 135, 165, 297, 495, 1485, 243623, 730869, 1218115, 2192607, 2679853, 3654345, 6577821, 8039559, 10963035, 13399265, 24118677, 32889105, 40197795, 72356031, 120593385, 361780155.

If you add them up, you will get the total of 361,780,494. Now subtract 361,780,155 to get 339,856,965