40316427

素因数分解:

$3^3\times {\mathrm{71}}^1\times {\mathrm{21031}}^1$

素因数の和:21111

約数の個数: 16

約数和(自身を含む): 60572160

約数和(自身を除く): 20255733

約数列:

[1, 3, 9, 27, 71, 213, 639, 1917, 21031, 63093, 189279, 567837, 1493201, 4479603, 13438809, 40316427]

約数ペア:

[(1, 40316427), (3, 13438809), (9, 4479603), (27, 1493201), (71, 567837), (213, 189279), (639, 63093), (1917, 21031)]