217166209

素因数分解:

${\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{6359}}^1$

素因数の和:6480

約数の個数: 16

約数和(自身を含む): 243613440

約数和(自身を除く): 26447231

約数列:

[1, 13, 37, 71, 481, 923, 2627, 6359, 34151, 82667, 235283, 451489, 3058679, 5869357, 16705093, 217166209]

約数ペア:

[(1, 217166209), (13, 16705093), (37, 5869357), (71, 3058679), (481, 451489), (923, 235283), (2627, 82667), (6359, 34151)]