Q: What is the sum of all factors of the number 171,906 excluding 171,906?
A: 221,118
The factors of the number 171,906 are: 1, 2, 3, 6, 7, 14, 21, 42, 4093, 8186, 12279, 24558, 28651, 57302, 85953, 171906.
If you add them up, you will get the total of 172,127. Now subtract 171,906 to get 221,118