2785833

素因数分解:

$3^4\times {\mathrm{163}}^1\times {\mathrm{211}}^1$

素因数の和:386

約数の個数: 20

約数和(自身を含む): 4206928

約数和(自身を除く): 1421095

約数列:

[1, 3, 9, 27, 81, 163, 211, 489, 633, 1467, 1899, 4401, 5697, 13203, 17091, 34393, 103179, 309537, 928611, 2785833]

約数ペア:

[(1, 2785833), (3, 928611), (9, 309537), (27, 103179), (81, 34393), (163, 17091), (211, 13203), (489, 5697), (633, 4401), (1467, 1899)]