55712657

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{7951}}^1$

素因数の和:7989

約数の個数: 24

約数和(自身を含む): 76148352

約数和(自身を除く): 20435695

約数列:

[1, 7, 11, 13, 49, 77, 91, 143, 539, 637, 1001, 7007, 7951, 55657, 87461, 103363, 389599, 612227, 723541, 1136993, 4285589, 5064787, 7958951, 55712657]

約数ペア:

[(1, 55712657), (7, 7958951), (11, 5064787), (13, 4285589), (49, 1136993), (77, 723541), (91, 612227), (143, 389599), (539, 103363), (637, 87461), (1001, 55657), (7007, 7951)]