Q: What is the sum of all factors of the number 1,309,809 excluding 1,309,809?
A: 442,383
The factors of the number 1,309,809 are: 1, 3, 431, 1013, 1293, 3039, 436603, 1309809.
If you add them up, you will get the total of 1,310,251. Now subtract 1,309,809 to get 442,383