7128121

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{7121}}^1$

素因数の和:7152

約数の個数: 16

約数和(自身を含む): 9571968

約数和(自身を除く): 2443847

約数列:

[1, 7, 11, 13, 77, 91, 143, 1001, 7121, 49847, 78331, 92573, 548317, 648011, 1018303, 7128121]

約数ペア:

[(1, 7128121), (7, 1018303), (11, 648011), (13, 548317), (77, 92573), (91, 78331), (143, 49847), (1001, 7121)]