Q: What is the sum of all factors of the number 87,609 excluding 87,609?
A: 41,991
The factors of the number 87,609 are: 1, 3, 19, 29, 53, 57, 87, 159, 551, 1007, 1537, 1653, 3021, 4611, 29203, 87609.
If you add them up, you will get the total of 87,650. Now subtract 87,609 to get 41,991