15564969

素因数分解:

$3^2\times 7^1\times {\mathrm{107}}^1\times {\mathrm{2309}}^1$

素因数の和:2429

約数の個数: 24

約数和(自身を含む): 25945920

約数和(自身を除く): 10380951

約数列:

[1, 3, 7, 9, 21, 63, 107, 321, 749, 963, 2247, 2309, 6741, 6927, 16163, 20781, 48489, 145467, 247063, 741189, 1729441, 2223567, 5188323, 15564969]

約数ペア:

[(1, 15564969), (3, 5188323), (7, 2223567), (9, 1729441), (21, 741189), (63, 247063), (107, 145467), (321, 48489), (749, 20781), (963, 16163), (2247, 6927), (2309, 6741)]