Q: What is the sum of all factors of the number 987,721 excluding 987,721?
A: 149,879
The factors of the number 987,721 are: 1, 7, 149, 947, 1043, 6629, 141103, 987721.
If you add them up, you will get the total of 987,870. Now subtract 987,721 to get 149,879