Q: What is the sum of all factors of the number 400,356,657 excluding 400,356,657?
A: 214,089,903
The factors of the number 400,356,657 are: 1, 3, 9, 19, 57, 107, 171, 321, 963, 2033, 6099, 18297, 21881, 65643, 196929, 415739, 1247217, 2341267, 3741651, 7023801, 21071403, 44484073, 133452219, 400356657.
If you add them up, you will get the total of 400,356,871. Now subtract 400,356,657 to get 214,089,903