Q: What is the sum of all factors of the number 213,399 excluding 213,399?
A: 98,913
The factors of the number 213,399 are: 1, 3, 9, 131, 181, 393, 543, 1179, 1629, 23711, 71133, 213399.
If you add them up, you will get the total of 213,497. Now subtract 213,399 to get 98,913