12661965

素因数分解:

$3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{5309}}^1$

素因数の和:5373

約数の個数: 24

約数和(自身を含む): 22365720

約数和(自身を除く): 9703755

約数列:

[1, 3, 5, 9, 15, 45, 53, 159, 265, 477, 795, 2385, 5309, 15927, 26545, 47781, 79635, 238905, 281377, 844131, 1406885, 2532393, 4220655, 12661965]

約数ペア:

[(1, 12661965), (3, 4220655), (5, 2532393), (9, 1406885), (15, 844131), (45, 281377), (53, 238905), (159, 79635), (265, 47781), (477, 26545), (795, 15927), (2385, 5309)]