Q: What is the sum of all factors of the number 1,223,378 excluding 1,223,378?
A: 771,118
The factors of the number 1,223,378 are: 1, 2, 13, 26, 211, 223, 422, 446, 2743, 2899, 5486, 5798, 47053, 94106, 611689, 1223378.
If you add them up, you will get the total of 1,224,149. Now subtract 1,223,378 to get 771,118