Q: What is the sum of all factors of the number 1,225,815 excluding 1,225,815?
A: 764,841
The factors of the number 1,225,815 are: 1, 3, 5, 15, 71, 213, 355, 1065, 1151, 3453, 5755, 17265, 81721, 245163, 408605, 1225815.
If you add them up, you will get the total of 1,226,579. Now subtract 1,225,815 to get 764,841