12685757

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{157}}^1$

素因数の和:285

約数の個数: 24

約数和(自身を含む): 15886584

約数和(自身を除く): 3200827

約数列:

[1, 7, 17, 49, 97, 119, 157, 679, 833, 1099, 1649, 2669, 4753, 7693, 11543, 15229, 18683, 80801, 106603, 130781, 258893, 746221, 1812251, 12685757]

約数ペア:

[(1, 12685757), (7, 1812251), (17, 746221), (49, 258893), (97, 130781), (119, 106603), (157, 80801), (679, 18683), (833, 15229), (1099, 11543), (1649, 7693), (2669, 4753)]