2812239

素因数分解:

$3^5\times {\mathrm{71}}^1\times {\mathrm{163}}^1$

素因数の和:249

約数の個数: 24

約数和(自身を含む): 4298112

約数和(自身を除く): 1485873

約数列:

[1, 3, 9, 27, 71, 81, 163, 213, 243, 489, 639, 1467, 1917, 4401, 5751, 11573, 13203, 17253, 34719, 39609, 104157, 312471, 937413, 2812239]

約数ペア:

[(1, 2812239), (3, 937413), (9, 312471), (27, 104157), (71, 39609), (81, 34719), (163, 17253), (213, 13203), (243, 11573), (489, 5751), (639, 4401), (1467, 1917)]