217804558

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{191}}^1\times {\mathrm{19661}}^1$

素因数の和:19883

約数の個数: 16

約数和(自身を含む): 339759360

約数和(自身を除く): 121954802

約数列:

[1, 2, 29, 58, 191, 382, 5539, 11078, 19661, 39322, 570169, 1140338, 3755251, 7510502, 108902279, 217804558]

約数ペア:

[(1, 217804558), (2, 108902279), (29, 7510502), (58, 3755251), (191, 1140338), (382, 570169), (5539, 39322), (11078, 19661)]