12391605

素因数分解:

$3^2\times 5^1\times {\mathrm{509}}^1\times {\mathrm{541}}^1$

素因数の和:1061

約数の個数: 24

約数和(自身を含む): 21560760

約数和(自身を除く): 9169155

約数列:

[1, 3, 5, 9, 15, 45, 509, 541, 1527, 1623, 2545, 2705, 4581, 4869, 7635, 8115, 22905, 24345, 275369, 826107, 1376845, 2478321, 4130535, 12391605]

約数ペア:

[(1, 12391605), (3, 4130535), (5, 2478321), (9, 1376845), (15, 826107), (45, 275369), (509, 24345), (541, 22905), (1527, 8115), (1623, 7635), (2545, 4869), (2705, 4581)]