Q: What is the sum of all factors of the number 642,003 excluding 642,003?
A: 219,645
The factors of the number 642,003 are: 1, 3, 173, 519, 1237, 3711, 214001, 642003.
If you add them up, you will get the total of 642,222. Now subtract 642,003 to get 219,645