Q: What is the sum of all factors of the number 3,972 excluding 3,972?
A: 5,324
The factors of the number 3,972 are: 1, 2, 3, 4, 6, 12, 331, 662, 993, 1324, 1986, 3972.
If you add them up, you will get the total of 3,977. Now subtract 3,972 to get 5,324