208568129

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{677}}^1\times {\mathrm{4001}}^1$

素因数の和:4696

約数の個数: 16

約数和(自身を含む): 260482176

約数和(自身を除く): 51914047

約数列:

[1, 7, 11, 77, 677, 4001, 4739, 7447, 28007, 44011, 52129, 308077, 2708677, 18960739, 29795447, 208568129]

約数ペア:

[(1, 208568129), (7, 29795447), (11, 18960739), (77, 2708677), (677, 308077), (4001, 52129), (4739, 44011), (7447, 28007)]