12466215

素因数分解:

$3^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{1993}}^1$

素因数の和:2143

約数の個数: 24

約数和(自身を含む): 21774480

約数和(自身を除く): 9308265

約数列:

[1, 3, 5, 9, 15, 45, 139, 417, 695, 1251, 1993, 2085, 5979, 6255, 9965, 17937, 29895, 89685, 277027, 831081, 1385135, 2493243, 4155405, 12466215]

約数ペア:

[(1, 12466215), (3, 4155405), (5, 2493243), (9, 1385135), (15, 831081), (45, 277027), (139, 89685), (417, 29895), (695, 17937), (1251, 9965), (1993, 6255), (2085, 5979)]