Q: What is the sum of all factors of the number 689,405 excluding 689,405?
A: 143,707
The factors of the number 689,405 are: 1, 5, 173, 797, 865, 3985, 137881, 689405.
If you add them up, you will get the total of 689,548. Now subtract 689,405 to get 143,707