121918121

素因数分解:

${\mathrm{13}}^3\times {\mathrm{211}}^1\times {\mathrm{263}}^1$

素因数の和:513

約数の個数: 16

約数和(自身を含む): 133203840

約数和(自身を除く): 11285719

約数列:

[1, 13, 169, 211, 263, 2197, 2743, 3419, 35659, 44447, 55493, 463567, 577811, 721409, 9378317, 121918121]

約数ペア:

[(1, 121918121), (13, 9378317), (169, 721409), (211, 577811), (263, 463567), (2197, 55493), (2743, 44447), (3419, 35659)]