12723615

素因数分解:

$3^3\times 5^1\times {\mathrm{307}}^2$

素因数の和:628

約数の個数: 24

約数和(自身を含む): 22693680

約数和(自身を除く): 9970065

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 307, 921, 1535, 2763, 4605, 8289, 13815, 41445, 94249, 282747, 471245, 848241, 1413735, 2544723, 4241205, 12723615]

約数ペア:

[(1, 12723615), (3, 4241205), (5, 2544723), (9, 1413735), (15, 848241), (27, 471245), (45, 282747), (135, 94249), (307, 41445), (921, 13815), (1535, 8289), (2763, 4605)]