Q: What is the sum of all factors of the number 3,131,409 excluding 3,131,409?
A: 1,306,671
The factors of the number 3,131,409 are: 1, 3, 19, 57, 137, 401, 411, 1203, 2603, 7619, 7809, 22857, 54937, 164811, 1043803, 3131409.
If you add them up, you will get the total of 3,131,410. Now subtract 3,131,409 to get 1,306,671