81035212

素因数分解:

$2^2\times {\mathrm{89}}^1\times {\mathrm{227627}}^1$

素因数の和:227720

約数の個数: 12

約数和(自身を含む): 143405640

約数和(自身を除く): 62370428

約数列:

[1, 2, 4, 89, 178, 356, 227627, 455254, 910508, 20258803, 40517606, 81035212]

約数ペア:

[(1, 81035212), (2, 40517606), (4, 20258803), (89, 910508), (178, 455254), (356, 227627)]