28618821

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{677}}^1$

素因数の和:762

約数の個数: 48

約数和(自身を含む): 52460928

約数和(自身を除く): 23842107

約数列:

[1, 3, 7, 9, 11, 21, 33, 61, 63, 77, 99, 183, 231, 427, 549, 671, 677, 693, 1281, 2013, 2031, 3843, 4697, 4739, 6039, 6093, 7447, 14091, 14217, 22341, 41297, 42273, 42651, 52129, 67023, 123891, 156387, 289079, 371673, 454267, 469161, 867237, 1362801, 2601711, 3179869, 4088403, 9539607, 28618821]

約数ペア:

[(1, 28618821), (3, 9539607), (7, 4088403), (9, 3179869), (11, 2601711), (21, 1362801), (33, 867237), (61, 469161), (63, 454267), (77, 371673), (99, 289079), (183, 156387), (231, 123891), (427, 67023), (549, 52129), (671, 42651), (677, 42273), (693, 41297), (1281, 22341), (2013, 14217), (2031, 14091), (3843, 7447), (4697, 6093), (4739, 6039)]