Q: What is the sum of all factors of the number 103,887 excluding 103,887?
A: 79,569
The factors of the number 103,887 are: 1, 3, 7, 9, 17, 21, 51, 63, 97, 119, 153, 291, 357, 679, 873, 1071, 1649, 2037, 4947, 6111, 11543, 14841, 34629, 103887.
If you add them up, you will get the total of 103,966. Now subtract 103,887 to get 79,569