40293207

素因数分解:

$3^4\times {\mathrm{137}}^1\times {\mathrm{3631}}^1$

素因数の和:3780

約数の個数: 20

約数和(自身を含む): 60647136

約数和(自身を除く): 20353929

約数列:

[1, 3, 9, 27, 81, 137, 411, 1233, 3631, 3699, 10893, 11097, 32679, 98037, 294111, 497447, 1492341, 4477023, 13431069, 40293207]

約数ペア:

[(1, 40293207), (3, 13431069), (9, 4477023), (27, 1492341), (81, 497447), (137, 294111), (411, 98037), (1233, 32679), (3631, 11097), (3699, 10893)]