71031961

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{6451}}^1$

素因数の和:6493

約数の個数: 24

約数和(自身を含む): 96108992

約数和(自身を除く): 25077031

約数列:

[1, 7, 11, 13, 77, 91, 121, 143, 847, 1001, 1573, 6451, 11011, 45157, 70961, 83863, 496727, 587041, 780571, 922493, 5463997, 6457451, 10147423, 71031961]

約数ペア:

[(1, 71031961), (7, 10147423), (11, 6457451), (13, 5463997), (77, 922493), (91, 780571), (121, 587041), (143, 496727), (847, 83863), (1001, 70961), (1573, 45157), (6451, 11011)]