82491913

素因数分解:

$7^1\times {\mathrm{139}}^1\times {\mathrm{149}}^1\times {\mathrm{569}}^1$

素因数の和:864

約数の個数: 16

約数和(自身を含む): 95760000

約数和(自身を除く): 13268087

約数列:

[1, 7, 139, 149, 569, 973, 1043, 3983, 20711, 79091, 84781, 144977, 553637, 593467, 11784559, 82491913]

約数ペア:

[(1, 82491913), (7, 11784559), (139, 593467), (149, 553637), (569, 144977), (973, 84781), (1043, 79091), (3983, 20711)]