120798621

素因数分解:

$3^4\times {\mathrm{149}}^1\times {\mathrm{10009}}^1$

素因数の和:10170

約数の個数: 20

約数和(自身を含む): 181681500

約数和(自身を除く): 60882879

約数列:

[1, 3, 9, 27, 81, 149, 447, 1341, 4023, 10009, 12069, 30027, 90081, 270243, 810729, 1491341, 4474023, 13422069, 40266207, 120798621]

約数ペア:

[(1, 120798621), (3, 40266207), (9, 13422069), (27, 4474023), (81, 1491341), (149, 810729), (447, 270243), (1341, 90081), (4023, 30027), (10009, 12069)]