Q: What is the sum of all factors of the number 131,271 excluding 131,271?
A: 87,609
The factors of the number 131,271 are: 1, 3, 7, 19, 21, 47, 49, 57, 133, 141, 147, 329, 399, 893, 931, 987, 2303, 2679, 2793, 6251, 6909, 18753, 43757, 131271.
If you add them up, you will get the total of 131,358. Now subtract 131,271 to get 87,609