405420633

素因数分解:

$3^4\times {\mathrm{181}}^1\times {\mathrm{27653}}^1$

素因数の和:27846

約数の個数: 20

約数和(自身を含む): 608996388

約数和(自身を除く): 203575755

約数列:

[1, 3, 9, 27, 81, 181, 543, 1629, 4887, 14661, 27653, 82959, 248877, 746631, 2239893, 5005193, 15015579, 45046737, 135140211, 405420633]

約数ペア:

[(1, 405420633), (3, 135140211), (9, 45046737), (27, 15015579), (81, 5005193), (181, 2239893), (543, 746631), (1629, 248877), (4887, 82959), (14661, 27653)]