Q: What is the sum of all factors of the number 126,399 excluding 126,399?
A: 81,473
The factors of the number 126,399 are: 1, 3, 7, 13, 21, 39, 91, 273, 463, 1389, 3241, 6019, 9723, 18057, 42133, 126399.
If you add them up, you will get the total of 126,480. Now subtract 126,399 to get 81,473