78487981

素因数分解:

${\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{1217}}^1$

素因数の和:1293

約数の個数: 24

約数和(自身を含む): 95252472

約数和(自身を除く): 16764491

約数列:

[1, 11, 13, 41, 121, 143, 451, 533, 1217, 1573, 4961, 5863, 13387, 15821, 49897, 64493, 147257, 174031, 548867, 648661, 1914341, 6037537, 7135271, 78487981]

約数ペア:

[(1, 78487981), (11, 7135271), (13, 6037537), (41, 1914341), (121, 648661), (143, 548867), (451, 174031), (533, 147257), (1217, 64493), (1573, 49897), (4961, 15821), (5863, 13387)]