29947689

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{139}}^1\times {\mathrm{647}}^1$

素因数の和:829

約数の個数: 24

約数和(自身を含む): 44815680

約数和(自身を除く): 14867991

約数列:

[1, 3, 9, 37, 111, 139, 333, 417, 647, 1251, 1941, 5143, 5823, 15429, 23939, 46287, 71817, 89933, 215451, 269799, 809397, 3327521, 9982563, 29947689]

約数ペア:

[(1, 29947689), (3, 9982563), (9, 3327521), (37, 809397), (111, 269799), (139, 215451), (333, 89933), (417, 71817), (647, 46287), (1251, 23939), (1941, 15429), (5143, 5823)]