Q: What is the sum of all factors of the number 137,472,153 excluding 137,472,153?

A: 90,878,823

Why is 90,878,823 the sum of all factors of 137,472,153, excluding 137,472,153?

The factors of the number 137,472,153 are: 1, 3, 7, 13, 21, 39, 83, 91, 249, 273, 581, 1079, 1743, 3237, 6067, 7553, 18201, 22659, 42469, 78871, 127407, 236613, 503561, 552097, 1510683, 1656291, 3524927, 6546293, 10574781, 19638879, 45824051, 137472153.

If you add them up, you will get the total of 137,472,243. Now subtract 137,472,153 to get 90,878,823