81387298

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{35111}}^1$

素因数の和:35193

約数の個数: 16

約数和(自身を含む): 130616640

約数和(自身を除く): 49229342

約数列:

[1, 2, 19, 38, 61, 122, 1159, 2318, 35111, 70222, 667109, 1334218, 2141771, 4283542, 40693649, 81387298]

約数ペア:

[(1, 81387298), (2, 40693649), (19, 4283542), (38, 2141771), (61, 1334218), (122, 667109), (1159, 70222), (2318, 35111)]