Q: What is the sum of all factors of the number 3,408 excluding 3,408?
A: 5,520
The factors of the number 3,408 are: 1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 71, 142, 213, 284, 426, 568, 852, 1136, 1704, 3408.
If you add them up, you will get the total of 3,413. Now subtract 3,408 to get 5,520