138956402

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{18493}}^1$

素因数の和:18542

約数の個数: 24

約数和(自身を含む): 238461636

約数和(自身を除く): 99505234

約数列:

[1, 2, 13, 17, 26, 34, 221, 289, 442, 578, 3757, 7514, 18493, 36986, 240409, 314381, 480818, 628762, 4086953, 5344477, 8173906, 10688954, 69478201, 138956402]

約数ペア:

[(1, 138956402), (2, 69478201), (13, 10688954), (17, 8173906), (26, 5344477), (34, 4086953), (221, 628762), (289, 480818), (442, 314381), (578, 240409), (3757, 36986), (7514, 18493)]