210611745

素因数分解:

$3^6\times 5^1\times {\mathrm{57781}}^1$

素因数の和:57804

約数の個数: 28

約数和(自身を含む): 378934356

約数和(自身を除く): 168322611

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 243, 405, 729, 1215, 3645, 57781, 173343, 288905, 520029, 866715, 1560087, 2600145, 4680261, 7800435, 14040783, 23401305, 42122349, 70203915, 210611745]

約数ペア:

[(1, 210611745), (3, 70203915), (5, 42122349), (9, 23401305), (15, 14040783), (27, 7800435), (45, 4680261), (81, 2600145), (135, 1560087), (243, 866715), (405, 520029), (729, 288905), (1215, 173343), (3645, 57781)]