Q: What is the sum of all factors of the number 9,963 excluding 9,963?
A: 5,325
The factors of the number 9,963 are: 1, 3, 9, 27, 41, 81, 123, 243, 369, 1107, 3321, 9963.
If you add them up, you will get the total of 9,968. Now subtract 9,963 to get 5,325