Q: What is the sum of all factors of the number 259,371 excluding 259,371?
A: 189,909
The factors of the number 259,371 are: 1, 3, 7, 9, 21, 23, 63, 69, 161, 179, 207, 483, 537, 1253, 1449, 1611, 3759, 4117, 11277, 12351, 28819, 37053, 86457, 259371.
If you add them up, you will get the total of 259,560. Now subtract 259,371 to get 189,909