Q: What is the sum of all factors of the number 1,389,817 excluding 1,389,817?
A: 243,143
The factors of the number 1,389,817 are: 1, 11, 13, 143, 9719, 106909, 126347, 1389817.
If you add them up, you will get the total of 1,390,060. Now subtract 1,389,817 to get 243,143