12180645

素因数分解:

$3^3\times 5^1\times {\mathrm{90227}}^1$

素因数の和:90241

約数の個数: 16

約数和(自身を含む): 21654720

約数和(自身を除く): 9474075

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 90227, 270681, 451135, 812043, 1353405, 2436129, 4060215, 12180645]

約数ペア:

[(1, 12180645), (3, 4060215), (5, 2436129), (9, 1353405), (15, 812043), (27, 451135), (45, 270681), (135, 90227)]