Q: What is the sum of all factors of the number 856,999 excluding 856,999?
A: 157,553
The factors of the number 856,999 are: 1, 11, 13, 143, 169, 461, 1859, 5071, 5993, 65923, 77909, 856999.
If you add them up, you will get the total of 857,156. Now subtract 856,999 to get 157,553