2544009

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1$

素因数の和:137

約数の個数: 32

約数和(自身を含む): 3932544

約数和(自身を除く): 1388535

約数列:

[1, 3, 13, 37, 39, 41, 43, 111, 123, 129, 481, 533, 559, 1443, 1517, 1591, 1599, 1677, 1763, 4551, 4773, 5289, 19721, 20683, 22919, 59163, 62049, 65231, 68757, 195693, 848003, 2544009]

約数ペア:

[(1, 2544009), (3, 848003), (13, 195693), (37, 68757), (39, 65231), (41, 62049), (43, 59163), (111, 22919), (123, 20683), (129, 19721), (481, 5289), (533, 4773), (559, 4551), (1443, 1763), (1517, 1677), (1591, 1599)]