15140559

素因数分解:

$3^1\times 7^2\times {\mathrm{127}}^1\times {\mathrm{811}}^1$

素因数の和:955

約数の個数: 24

約数和(自身を含む): 23697408

約数和(自身を除く): 8556849

約数列:

[1, 3, 7, 21, 49, 127, 147, 381, 811, 889, 2433, 2667, 5677, 6223, 17031, 18669, 39739, 102997, 119217, 308991, 720979, 2162937, 5046853, 15140559]

約数ペア:

[(1, 15140559), (3, 5046853), (7, 2162937), (21, 720979), (49, 308991), (127, 119217), (147, 102997), (381, 39739), (811, 18669), (889, 17031), (2433, 6223), (2667, 5677)]