12201291

素因数分解:

$3^2\times {\mathrm{17}}^2\times {\mathrm{4691}}^1$

素因数の和:4731

約数の個数: 18

約数和(自身を含む): 18725772

約数和(自身を除く): 6524481

約数列:

[1, 3, 9, 17, 51, 153, 289, 867, 2601, 4691, 14073, 42219, 79747, 239241, 717723, 1355699, 4067097, 12201291]

約数ペア:

[(1, 12201291), (3, 4067097), (9, 1355699), (17, 717723), (51, 239241), (153, 79747), (289, 42219), (867, 14073), (2601, 4691)]