212688905

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{297467}}^1$

素因数の和:297496

約数の個数: 16

約数和(自身を含む): 299847744

約数和(自身を除く): 87158839

約数列:

[1, 5, 11, 13, 55, 65, 143, 715, 297467, 1487335, 3272137, 3867071, 16360685, 19335355, 42537781, 212688905]

約数ペア:

[(1, 212688905), (5, 42537781), (11, 19335355), (13, 16360685), (55, 3867071), (65, 3272137), (143, 1487335), (715, 297467)]