Q: What is the sum of all factors of the number 258,438 excluding 258,438?
A: 285,882
The factors of the number 258,438 are: 1, 2, 3, 6, 19, 38, 57, 114, 2267, 4534, 6801, 13602, 43073, 86146, 129219, 258438.
If you add them up, you will get the total of 258,723. Now subtract 258,438 to get 285,882