39916457

素因数分解:

$7^1\times {\mathrm{107}}^1\times {\mathrm{137}}^1\times {\mathrm{389}}^1$

素因数の和:640

約数の個数: 16

約数和(自身を含む): 46500480

約数和(自身を除く): 6584023

約数列:

[1, 7, 107, 137, 389, 749, 959, 2723, 14659, 41623, 53293, 102613, 291361, 373051, 5702351, 39916457]

約数ペア:

[(1, 39916457), (7, 5702351), (107, 373051), (137, 291361), (389, 102613), (749, 53293), (959, 41623), (2723, 14659)]