Q: What is the sum of all factors of the number 1,199,809 excluding 1,199,809?
A: 206,351
The factors of the number 1,199,809 are: 1, 13, 17, 61, 89, 221, 793, 1037, 1157, 1513, 5429, 13481, 19669, 70577, 92293, 1199809.
If you add them up, you will get the total of 1,200,015. Now subtract 1,199,809 to get 206,351