9953822879

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{21023}}^1$

素因数の和:21108

約数の個数: 48

約数和(自身を含む): 13779634176

約数和(自身を除く): 3825811297

約数列:

[1, 7, 11, 13, 43, 77, 91, 121, 143, 301, 473, 559, 847, 1001, 1573, 3311, 3913, 5203, 6149, 11011, 21023, 36421, 43043, 67639, 147161, 231253, 273299, 473473, 903989, 1618771, 1913093, 2543783, 3006289, 6327923, 9943879, 11751857, 17806481, 21044023, 33069179, 69607153, 82262999, 109382669, 129270427, 231484253, 765678683, 904892989, 1421974697, 9953822879]

約数ペア:

[(1, 9953822879), (7, 1421974697), (11, 904892989), (13, 765678683), (43, 231484253), (77, 129270427), (91, 109382669), (121, 82262999), (143, 69607153), (301, 33069179), (473, 21044023), (559, 17806481), (847, 11751857), (1001, 9943879), (1573, 6327923), (3311, 3006289), (3913, 2543783), (5203, 1913093), (6149, 1618771), (11011, 903989), (21023, 473473), (36421, 273299), (43043, 231253), (67639, 147161)]