Q: What is the sum of all factors of the number 3,161,399 excluding 3,161,399?
A: 6,721
The factors of the number 3,161,399 are: 1, 509, 6211, 3161399.
If you add them up, you will get the total of 3,161,405. Now subtract 3,161,399 to get 6,721