168051556

素因数分解:

$2^2\times {\mathrm{139}}^1\times {\mathrm{409}}^1\times {\mathrm{739}}^1$

素因数の和:1291

約数の個数: 24

約数和(自身を含む): 297332000

約数和(自身を除く): 129280444

約数列:

[1, 2, 4, 139, 278, 409, 556, 739, 818, 1478, 1636, 2956, 56851, 102721, 113702, 205442, 227404, 302251, 410884, 604502, 1209004, 42012889, 84025778, 168051556]

約数ペア:

[(1, 168051556), (2, 84025778), (4, 42012889), (139, 1209004), (278, 604502), (409, 410884), (556, 302251), (739, 227404), (818, 205442), (1478, 113702), (1636, 102721), (2956, 56851)]