161256508

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{155653}}^1$

素因数の和:155701

約数の個数: 24

約数和(自身を含む): 331231712

約数和(自身を除く): 169975204

約数列:

[1, 2, 4, 7, 14, 28, 37, 74, 148, 259, 518, 1036, 155653, 311306, 622612, 1089571, 2179142, 4358284, 5759161, 11518322, 23036644, 40314127, 80628254, 161256508]

約数ペア:

[(1, 161256508), (2, 80628254), (4, 40314127), (7, 23036644), (14, 11518322), (28, 5759161), (37, 4358284), (74, 2179142), (148, 1089571), (259, 622612), (518, 311306), (1036, 155653)]