315574218

素因数分解:

$2^1\times 3^4\times {\mathrm{1947989}}^1$

素因数の和:1948003

約数の個数: 20

約数和(自身を含む): 707120370

約数和(自身を除く): 391546152

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 1947989, 3895978, 5843967, 11687934, 17531901, 35063802, 52595703, 105191406, 157787109, 315574218]

約数ペア:

[(1, 315574218), (2, 157787109), (3, 105191406), (6, 52595703), (9, 35063802), (18, 17531901), (27, 11687934), (54, 5843967), (81, 3895978), (162, 1947989)]