319319

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1$

素因数の和:71

約数の個数: 24

約数和(自身を含む): 446880

約数和(自身を除く): 127561

約数列:

[1, 7, 11, 13, 29, 77, 91, 121, 143, 203, 319, 377, 847, 1001, 1573, 2233, 2639, 3509, 4147, 11011, 24563, 29029, 45617, 319319]

約数ペア:

[(1, 319319), (7, 45617), (11, 29029), (13, 24563), (29, 11011), (77, 4147), (91, 3509), (121, 2639), (143, 2233), (203, 1573), (319, 1001), (377, 847)]