87806817

素因数分解:

$3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{32413}}^1$

素因数の和:32469

約数の個数: 24

約数和(自身を含む): 148326464

約数和(自身を除く): 60519647

約数列:

[1, 3, 7, 9, 21, 43, 63, 129, 301, 387, 903, 2709, 32413, 97239, 226891, 291717, 680673, 1393759, 2042019, 4181277, 9756313, 12543831, 29268939, 87806817]

約数ペア:

[(1, 87806817), (3, 29268939), (7, 12543831), (9, 9756313), (21, 4181277), (43, 2042019), (63, 1393759), (129, 680673), (301, 291717), (387, 226891), (903, 97239), (2709, 32413)]