Q: What is the sum of all factors of the number 131,408 including 131,408?
A: 261,888
The factors of the number 131,408 are: 1, 2, 4, 8, 16, 43, 86, 172, 191, 344, 382, 688, 764, 1528, 3056, 8213, 16426, 32852, 65704, 131408.
If you add them up, you will get the total of 261,888.