12597221

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{479}}^1$

素因数の和:533

約数の個数: 24

約数和(自身を含む): 16504320

約数和(自身を除く): 3907099

約数列:

[1, 7, 13, 17, 91, 119, 221, 289, 479, 1547, 2023, 3353, 3757, 6227, 8143, 26299, 43589, 57001, 105859, 138431, 741013, 969017, 1799603, 12597221]

約数ペア:

[(1, 12597221), (7, 1799603), (13, 969017), (17, 741013), (91, 138431), (119, 105859), (221, 57001), (289, 43589), (479, 26299), (1547, 8143), (2023, 6227), (3353, 3757)]