39908561

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{523}}^1\times {\mathrm{991}}^1$

素因数の和:1532

約数の個数: 16

約数和(自身を含む): 49901568

約数和(自身を除く): 9993007

約数列:

[1, 7, 11, 77, 523, 991, 3661, 5753, 6937, 10901, 40271, 76307, 518293, 3628051, 5701223, 39908561]

約数ペア:

[(1, 39908561), (7, 5701223), (11, 3628051), (77, 518293), (523, 76307), (991, 40271), (3661, 10901), (5753, 6937)]