39912183

素因数分解:

$3^4\times {\mathrm{149}}^1\times {\mathrm{3307}}^1$

素因数の和:3468

約数の個数: 20

約数和(自身を含む): 60040200

約数和(自身を除く): 20128017

約数列:

[1, 3, 9, 27, 81, 149, 447, 1341, 3307, 4023, 9921, 12069, 29763, 89289, 267867, 492743, 1478229, 4434687, 13304061, 39912183]

約数ペア:

[(1, 39912183), (3, 13304061), (9, 4434687), (27, 1478229), (81, 492743), (149, 267867), (447, 89289), (1341, 29763), (3307, 12069), (4023, 9921)]