Q: What is the sum of all factors of the number 256,851 excluding 256,851?
A: 185,773
The factors of the number 256,851 are: 1, 3, 7, 9, 21, 27, 63, 81, 151, 189, 243, 453, 567, 1057, 1359, 1701, 3171, 4077, 9513, 12231, 28539, 36693, 85617, 256851.
If you add them up, you will get the total of 257,036. Now subtract 256,851 to get 185,773