Q: What is the sum of all factors of the number 128,673 excluding 128,673?
A: 75,141
The factors of the number 128,673 are: 1, 3, 9, 17, 29, 51, 87, 153, 261, 493, 841, 1479, 2523, 4437, 7569, 14297, 42891, 128673.
If you add them up, you will get the total of 128,748. Now subtract 128,673 to get 75,141