Q: What is the sum of all factors of the number 101,310,015 excluding 101,310,015?

A: 66,937,281

Why is 66,937,281 the sum of all factors of 101,310,015, excluding 101,310,015?

The factors of the number 101,310,015 are: 1, 3, 5, 15, 31, 93, 155, 223, 465, 669, 977, 1115, 2931, 3345, 4885, 6913, 14655, 20739, 30287, 34565, 90861, 103695, 151435, 217871, 454305, 653613, 1089355, 3268065, 6754001, 20262003, 33770005, 101310015.

If you add them up, you will get the total of 101,310,081. Now subtract 101,310,015 to get 66,937,281