81589569

素因数分解:

$3^1\times {\mathrm{149}}^1\times {\mathrm{349}}^1\times {\mathrm{523}}^1$

素因数の和:1024

約数の個数: 16

約数和(自身を含む): 110040000

約数和(自身を除く): 28450431

約数列:

[1, 3, 149, 349, 447, 523, 1047, 1569, 52001, 77927, 156003, 182527, 233781, 547581, 27196523, 81589569]

約数ペア:

[(1, 81589569), (3, 27196523), (149, 547581), (349, 233781), (447, 182527), (523, 156003), (1047, 77927), (1569, 52001)]