Q: What is the sum of all factors of the number 2,161,443 excluding 2,161,443?
A: 720,485
The factors of the number 2,161,443 are: 1, 3, 720481, 2161443.
If you add them up, you will get the total of 2,162,163. Now subtract 2,161,443 to get 720,485