Q: What is the sum of all factors of the number 67,431 excluding 67,431?
A: 49,689
The factors of the number 67,431 are: 1, 3, 7, 13, 19, 21, 39, 57, 91, 133, 169, 247, 273, 399, 507, 741, 1183, 1729, 3211, 3549, 5187, 9633, 22477, 67431.
If you add them up, you will get the total of 67,480. Now subtract 67,431 to get 49,689