2571778

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{29}}^2\times {\mathrm{139}}^1$

素因数の和:210

約数の個数: 24

約数和(自身を含む): 4389840

約数和(自身を除く): 1818062

約数列:

[1, 2, 11, 22, 29, 58, 139, 278, 319, 638, 841, 1529, 1682, 3058, 4031, 8062, 9251, 18502, 44341, 88682, 116899, 233798, 1285889, 2571778]

約数ペア:

[(1, 2571778), (2, 1285889), (11, 233798), (22, 116899), (29, 88682), (58, 44341), (139, 18502), (278, 9251), (319, 8062), (638, 4031), (841, 3058), (1529, 1682)]