220166493

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{677}}^1\times {\mathrm{2521}}^1$

素因数の和:3244

約数の個数: 16

約数和(自身を含む): 300945216

約数和(自身を除く): 80778723

約数列:

[1, 3, 43, 129, 677, 2031, 2521, 7563, 29111, 87333, 108403, 325209, 1706717, 5120151, 73388831, 220166493]

約数ペア:

[(1, 220166493), (3, 73388831), (43, 5120151), (129, 1706717), (677, 325209), (2031, 108403), (2521, 87333), (7563, 29111)]