Q: What is the sum of all factors of the number 3,927 excluding 3,927?
A: 2,985
The factors of the number 3,927 are: 1, 3, 7, 11, 17, 21, 33, 51, 77, 119, 187, 231, 357, 561, 1309, 3927.
If you add them up, you will get the total of 3,929. Now subtract 3,927 to get 2,985