Q: What is the sum of all factors of the number 644,710,742 excluding 644,710,742?
A: 411,014,698
The factors of the number 644,710,742 are: 1, 2, 13, 26, 73, 146, 949, 1898, 339679, 679358, 4415827, 8831654, 24796567, 49593134, 322355371, 644710742.
If you add them up, you will get the total of 644,711,153. Now subtract 644,710,742 to get 411,014,698