Q: What is the sum of all factors of the number 215,123,509 excluding 215,123,509?
A: 1,424,811
The factors of the number 215,123,509 are: 1, 151, 1424659, 215123509.
If you add them up, you will get the total of 215,123,510. Now subtract 215,123,509 to get 1,424,811