13436253

素因数分解:

$3^3\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{163}}^1$

素因数の和:286

約数の個数: 32

約数和(自身を含む): 20782080

約数和(自身を除く): 7345827

約数列:

[1, 3, 9, 27, 43, 71, 129, 163, 213, 387, 489, 639, 1161, 1467, 1917, 3053, 4401, 7009, 9159, 11573, 21027, 27477, 34719, 63081, 82431, 104157, 189243, 312471, 497639, 1492917, 4478751, 13436253]

約数ペア:

[(1, 13436253), (3, 4478751), (9, 1492917), (27, 497639), (43, 312471), (71, 189243), (129, 104157), (163, 82431), (213, 63081), (387, 34719), (489, 27477), (639, 21027), (1161, 11573), (1467, 9159), (1917, 7009), (3053, 4401)]