649985999

素因数分解:

${\mathrm{13}}^2\times {\mathrm{991}}^1\times {\mathrm{3881}}^1$

素因数の和:4898

約数の個数: 12

約数和(自身を含む): 704722752

約数和(自身を除く): 54736753

約数列:

[1, 13, 169, 991, 3881, 12883, 50453, 167479, 655889, 3846071, 49998923, 649985999]

約数ペア:

[(1, 649985999), (13, 49998923), (169, 3846071), (991, 655889), (3881, 167479), (12883, 50453)]