27945671

素因数分解:

${\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{137}}^1$

素因数の和:251

約数の個数: 24

約数和(自身を含む): 32729184

約数和(自身を除く): 4783513

約数列:

[1, 13, 17, 71, 137, 169, 221, 923, 1207, 1781, 2329, 2873, 9727, 11999, 15691, 23153, 30277, 126451, 165359, 203983, 393601, 1643863, 2149667, 27945671]

約数ペア:

[(1, 27945671), (13, 2149667), (17, 1643863), (71, 393601), (137, 203983), (169, 165359), (221, 126451), (923, 30277), (1207, 23153), (1781, 15691), (2329, 11999), (2873, 9727)]