78639418

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^3\times {\mathrm{1627}}^1$

素因数の和:1679

約数の個数: 32

約数和(自身を含む): 139487040

約数和(自身を除く): 60847622

約数列:

[1, 2, 11, 13, 22, 26, 143, 169, 286, 338, 1627, 1859, 2197, 3254, 3718, 4394, 17897, 21151, 24167, 35794, 42302, 48334, 232661, 274963, 465322, 549926, 3024593, 3574519, 6049186, 7149038, 39319709, 78639418]

約数ペア:

[(1, 78639418), (2, 39319709), (11, 7149038), (13, 6049186), (22, 3574519), (26, 3024593), (143, 549926), (169, 465322), (286, 274963), (338, 232661), (1627, 48334), (1859, 42302), (2197, 35794), (3254, 24167), (3718, 21151), (4394, 17897)]