128671946

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{291113}}^1$

素因数の和:291145

約数の個数: 16

約数和(自身を含む): 220082184

約数和(自身を除く): 91410238

約数列:

[1, 2, 13, 17, 26, 34, 221, 442, 291113, 582226, 3784469, 4948921, 7568938, 9897842, 64335973, 128671946]

約数ペア:

[(1, 128671946), (2, 64335973), (13, 9897842), (17, 7568938), (26, 4948921), (34, 3784469), (221, 582226), (442, 291113)]