2184489

素因数分解:

$3^4\times {\mathrm{149}}^1\times {\mathrm{181}}^1$

素因数の和:342

約数の個数: 20

約数和(自身を含む): 3303300

約数和(自身を除く): 1118811

約数列:

[1, 3, 9, 27, 81, 149, 181, 447, 543, 1341, 1629, 4023, 4887, 12069, 14661, 26969, 80907, 242721, 728163, 2184489]

約数ペア:

[(1, 2184489), (3, 728163), (9, 242721), (27, 80907), (81, 26969), (149, 14661), (181, 12069), (447, 4887), (543, 4023), (1341, 1629)]