Q: What is the sum of all factors of the number 256,871,258 excluding 256,871,258?
A: 209,382,886
The factors of the number 256,871,258 are: 1, 2, 7, 14, 17, 34, 119, 238, 1079291, 2158582, 7555037, 15110074, 18347947, 36695894, 128435629, 256871258.
If you add them up, you will get the total of 256,871,467. Now subtract 256,871,258 to get 209,382,886