28626217

素因数分解:

${\mathrm{19}}^2\times {\mathrm{179}}^1\times {\mathrm{443}}^1$

素因数の和:660

約数の個数: 12

約数和(自身を含む): 30449520

約数和(自身を除く): 1823303

約数列:

[1, 19, 179, 361, 443, 3401, 8417, 64619, 79297, 159923, 1506643, 28626217]

約数ペア:

[(1, 28626217), (19, 1506643), (179, 159923), (361, 79297), (443, 64619), (3401, 8417)]