840242

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1901}}^1$

素因数の和:1933

約数の個数: 16

約数和(自身を含む): 1437912

約数和(自身を除く): 597670

約数列:

[1, 2, 13, 17, 26, 34, 221, 442, 1901, 3802, 24713, 32317, 49426, 64634, 420121, 840242]

約数ペア:

[(1, 840242), (2, 420121), (13, 64634), (17, 49426), (26, 32317), (34, 24713), (221, 3802), (442, 1901)]