56617808

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{272201}}^1$

素因数の和:272222

約数の個数: 20

約数和(自身を含む): 118135668

約数和(自身を除く): 61517860

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 272201, 544402, 1088804, 2177608, 3538613, 4355216, 7077226, 14154452, 28308904, 56617808]

約数ペア:

[(1, 56617808), (2, 28308904), (4, 14154452), (8, 7077226), (13, 4355216), (16, 3538613), (26, 2177608), (52, 1088804), (104, 544402), (208, 272201)]