80040961

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{11423}}^1$

素因数の和:11461

約数の個数: 24

約数和(自身を含む): 109396224

約数和(自身を除く): 29355263

約数列:

[1, 7, 11, 13, 49, 77, 91, 143, 539, 637, 1001, 7007, 11423, 79961, 125653, 148499, 559727, 879571, 1039493, 1633489, 6156997, 7276451, 11434423, 80040961]

約数ペア:

[(1, 80040961), (7, 11434423), (11, 7276451), (13, 6156997), (49, 1633489), (77, 1039493), (91, 879571), (143, 559727), (539, 148499), (637, 125653), (1001, 79961), (7007, 11423)]