247996918

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{561079}}^1$

素因数の和:561111

約数の個数: 16

約数和(自身を含む): 424176480

約数和(自身を除く): 176179562

約数列:

[1, 2, 13, 17, 26, 34, 221, 442, 561079, 1122158, 7294027, 9538343, 14588054, 19076686, 123998459, 247996918]

約数ペア:

[(1, 247996918), (2, 123998459), (13, 19076686), (17, 14588054), (26, 9538343), (34, 7294027), (221, 1122158), (442, 561079)]