Q: What is the sum of all factors of the number 515,102,421 excluding 515,102,421?
A: 172,505,643
The factors of the number 515,102,421 are: 1, 3, 857, 2571, 200351, 601053, 171700807, 515102421.
If you add them up, you will get the total of 515,102,593. Now subtract 515,102,421 to get 172,505,643