71918497

素因数分解:

$7^1\times {\mathrm{89}}^1\times {\mathrm{241}}^1\times {\mathrm{479}}^1$

素因数の和:816

約数の個数: 16

約数和(自身を含む): 83635200

約数和(自身を除く): 11716703

約数列:

[1, 7, 89, 241, 479, 623, 1687, 3353, 21449, 42631, 115439, 150143, 298417, 808073, 10274071, 71918497]

約数ペア:

[(1, 71918497), (7, 10274071), (89, 808073), (241, 298417), (479, 150143), (623, 115439), (1687, 42631), (3353, 21449)]