2091305

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{137}}^1$

素因数の和:256

約数の個数: 16

約数和(自身を含む): 2623104

約数和(自身を除く): 531799

約数列:

[1, 5, 43, 71, 137, 215, 355, 685, 3053, 5891, 9727, 15265, 29455, 48635, 418261, 2091305]

約数ペア:

[(1, 2091305), (5, 418261), (43, 48635), (71, 29455), (137, 15265), (215, 9727), (355, 5891), (685, 3053)]