Q: What is the sum of all factors of the number 258,321 excluding 258,321?
A: 135,343
The factors of the number 258,321 are: 1, 3, 7, 21, 12301, 36903, 86107, 258321.
If you add them up, you will get the total of 258,456. Now subtract 258,321 to get 135,343