Q: What is the sum of all factors of the number 2,161,515 excluding 2,161,515?
A: 1,416,885
The factors of the number 2,161,515 are: 1, 3, 5, 15, 29, 87, 145, 435, 4969, 14907, 24845, 74535, 144101, 432303, 720505, 2161515.
If you add them up, you will get the total of 2,161,516. Now subtract 2,161,515 to get 1,416,885