42640821409

素因数分解:

${\mathrm{97}}^1\times {\mathrm{557}}^1\times {\mathrm{789221}}^1$

素因数の和:789875

約数の個数: 8

約数和(自身を含む): 43157815848

約数和(自身を除く): 516994439

約数列:

[1, 97, 557, 54029, 789221, 76554437, 439596097, 42640821409]

約数ペア:

[(1, 42640821409), (97, 439596097), (557, 76554437), (54029, 789221)]