2538963

素因数分解:

$3^2\times 7^1\times {\mathrm{191}}^1\times {\mathrm{211}}^1$

素因数の和:415

約数の個数: 24

約数和(自身を含む): 4233216

約数和(自身を除く): 1694253

約数列:

[1, 3, 7, 9, 21, 63, 191, 211, 573, 633, 1337, 1477, 1719, 1899, 4011, 4431, 12033, 13293, 40301, 120903, 282107, 362709, 846321, 2538963]

約数ペア:

[(1, 2538963), (3, 846321), (7, 362709), (9, 282107), (21, 120903), (63, 40301), (191, 13293), (211, 12033), (573, 4431), (633, 4011), (1337, 1899), (1477, 1719)]