81706339

素因数分解:

${\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{409}}^1$

素因数の和:571

約数の個数: 24

約数和(自身を含む): 97717760

約数和(自身を除く): 16011421

約数列:

[1, 11, 13, 121, 127, 143, 409, 1397, 1573, 1651, 4499, 5317, 15367, 18161, 49489, 51943, 58487, 199771, 571373, 643357, 675259, 6285103, 7427849, 81706339]

約数ペア:

[(1, 81706339), (11, 7427849), (13, 6285103), (121, 675259), (127, 643357), (143, 571373), (409, 199771), (1397, 58487), (1573, 51943), (1651, 49489), (4499, 18161), (5317, 15367)]