81693586

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{263}}^1\times {\mathrm{919}}^1$

素因数の和:1210

約数の個数: 24

約数和(自身を含む): 133341120

約数和(自身を除く): 51647534

約数列:

[1, 2, 13, 26, 169, 263, 338, 526, 919, 1838, 3419, 6838, 11947, 23894, 44447, 88894, 155311, 241697, 310622, 483394, 3142061, 6284122, 40846793, 81693586]

約数ペア:

[(1, 81693586), (2, 40846793), (13, 6284122), (26, 3142061), (169, 483394), (263, 310622), (338, 241697), (526, 155311), (919, 88894), (1838, 44447), (3419, 23894), (6838, 11947)]