56639905

素因数分解:

$5^1\times 7^1\times {\mathrm{227}}^1\times {\mathrm{7129}}^1$

素因数の和:7368

約数の個数: 16

約数和(自身を含む): 78030720

約数和(自身を除く): 21390815

約数列:

[1, 5, 7, 35, 227, 1135, 1589, 7129, 7945, 35645, 49903, 249515, 1618283, 8091415, 11327981, 56639905]

約数ペア:

[(1, 56639905), (5, 11327981), (7, 8091415), (35, 1618283), (227, 249515), (1135, 49903), (1589, 35645), (7129, 7945)]