Q: What is the sum of all factors of the number 139,906 excluding 139,906?
A: 86,138
The factors of the number 139,906 are: 1, 2, 13, 26, 5381, 10762, 69953, 139906.
If you add them up, you will get the total of 139,992. Now subtract 139,906 to get 86,138