Q: What is the sum of all factors of the number 15,403,123 excluding 15,403,123?
A: 669,725
The factors of the number 15,403,123 are: 1, 23, 669701, 15403123.
If you add them up, you will get the total of 15,403,792. Now subtract 15,403,123 to get 669,725