81257922

素因数分解:

$2^1\times 3^2\times {\mathrm{2089}}^1\times {\mathrm{2161}}^1$

素因数の和:4258

約数の個数: 24

約数和(自身を含む): 176224620

約数和(自身を除く): 94966698

約数列:

[1, 2, 3, 6, 9, 18, 2089, 2161, 4178, 4322, 6267, 6483, 12534, 12966, 18801, 19449, 37602, 38898, 4514329, 9028658, 13542987, 27085974, 40628961, 81257922]

約数ペア:

[(1, 81257922), (2, 40628961), (3, 27085974), (6, 13542987), (9, 9028658), (18, 4514329), (2089, 38898), (2161, 37602), (4178, 19449), (4322, 18801), (6267, 12966), (6483, 12534)]