257048655

素因数分解:

$3^1\times 5^1\times {\mathrm{1217}}^1\times {\mathrm{14081}}^1$

素因数の和:15306

約数の個数: 16

約数和(自身を含む): 411645024

約数和(自身を除く): 154596369

約数列:

[1, 3, 5, 15, 1217, 3651, 6085, 14081, 18255, 42243, 70405, 211215, 17136577, 51409731, 85682885, 257048655]

約数ペア:

[(1, 257048655), (3, 85682885), (5, 51409731), (15, 17136577), (1217, 211215), (3651, 70405), (6085, 42243), (14081, 18255)]