Q: What is the sum of all factors of the number 254,421 excluding 254,421?
A: 128,129
The factors of the number 254,421 are: 1, 3, 9, 27, 81, 243, 349, 729, 1047, 3141, 9423, 28269, 84807, 254421.
If you add them up, you will get the total of 254,549. Now subtract 254,421 to get 128,129