205145108

素因数分解:

$2^2\times 7^1\times {\mathrm{107}}^1\times {\mathrm{68473}}^1$

素因数の和:68591

約数の個数: 24

約数和(自身を含む): 414130752

約数和(自身を除く): 208985644

約数列:

[1, 2, 4, 7, 14, 28, 107, 214, 428, 749, 1498, 2996, 68473, 136946, 273892, 479311, 958622, 1917244, 7326611, 14653222, 29306444, 51286277, 102572554, 205145108]

約数ペア:

[(1, 205145108), (2, 102572554), (4, 51286277), (7, 29306444), (14, 14653222), (28, 7326611), (107, 1917244), (214, 958622), (428, 479311), (749, 273892), (1498, 136946), (2996, 68473)]