Q: What is the sum of all factors of the number 1,305,143 excluding 1,305,143?
A: 218,569
The factors of the number 1,305,143 are: 1, 7, 47, 329, 3967, 27769, 186449, 1305143.
If you add them up, you will get the total of 1,305,361. Now subtract 1,305,143 to get 218,569