210939311

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{137}}^1\times {\mathrm{139}}^1$

素因数の和:359

約数の個数: 32

約数和(自身を含む): 250387200

約数和(自身を除く): 39447889

約数列:

[1, 11, 19, 53, 137, 139, 209, 583, 1007, 1507, 1529, 2603, 2641, 7261, 7367, 11077, 19043, 28633, 29051, 79871, 81037, 137959, 139973, 209473, 361817, 1009279, 1517549, 1539703, 3979987, 11102069, 19176301, 210939311]

約数ペア:

[(1, 210939311), (11, 19176301), (19, 11102069), (53, 3979987), (137, 1539703), (139, 1517549), (209, 1009279), (583, 361817), (1007, 209473), (1507, 139973), (1529, 137959), (2603, 81037), (2641, 79871), (7261, 29051), (7367, 28633), (11077, 19043)]