28817481

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^3\times {\mathrm{1031}}^1$

素因数の和:1074

約数の個数: 32

約数和(自身を含む): 48347136

約数和(自身を除く): 19529655

約数列:

[1, 3, 7, 11, 21, 33, 77, 121, 231, 363, 847, 1031, 1331, 2541, 3093, 3993, 7217, 9317, 11341, 21651, 27951, 34023, 79387, 124751, 238161, 374253, 873257, 1372261, 2619771, 4116783, 9605827, 28817481]

約数ペア:

[(1, 28817481), (3, 9605827), (7, 4116783), (11, 2619771), (21, 1372261), (33, 873257), (77, 374253), (121, 238161), (231, 124751), (363, 79387), (847, 34023), (1031, 27951), (1331, 21651), (2541, 11341), (3093, 9317), (3993, 7217)]