Q: What is the sum of all factors of the number 6,993 excluding 6,993?
A: 5,167
The factors of the number 6,993 are: 1, 3, 7, 9, 21, 27, 37, 63, 111, 189, 259, 333, 777, 999, 2331, 6993.
If you add them up, you will get the total of 6,998. Now subtract 6,993 to get 5,167