Q: What is the sum of all factors of the number 540,123 excluding 540,123?
A: 220,197
The factors of the number 540,123 are: 1, 3, 43, 53, 79, 129, 159, 237, 2279, 3397, 4187, 6837, 10191, 12561, 180041, 540123.
If you add them up, you will get the total of 540,343. Now subtract 540,123 to get 220,197