3920481

素因数分解:

$3^4\times {\mathrm{29}}^1\times {\mathrm{1669}}^1$

素因数の和:1710

約数の個数: 20

約数和(自身を含む): 6062100

約数和(自身を除く): 2141619

約数列:

[1, 3, 9, 27, 29, 81, 87, 261, 783, 1669, 2349, 5007, 15021, 45063, 48401, 135189, 145203, 435609, 1306827, 3920481]

約数ペア:

[(1, 3920481), (3, 1306827), (9, 435609), (27, 145203), (29, 135189), (81, 48401), (87, 45063), (261, 15021), (783, 5007), (1669, 2349)]