38872161

素因数分解:

$3^2\times {\mathrm{53}}^1\times {\mathrm{227}}^1\times {\mathrm{359}}^1$

素因数の和:645

約数の個数: 24

約数和(自身を含む): 57620160

約数和(自身を除く): 18747999

約数列:

[1, 3, 9, 53, 159, 227, 359, 477, 681, 1077, 2043, 3231, 12031, 19027, 36093, 57081, 81493, 108279, 171243, 244479, 733437, 4319129, 12957387, 38872161]

約数ペア:

[(1, 38872161), (3, 12957387), (9, 4319129), (53, 733437), (159, 244479), (227, 171243), (359, 108279), (477, 81493), (681, 57081), (1077, 36093), (2043, 19027), (3231, 12031)]