42573909

素因数分解:

$3^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{18947}}^1$

素因数の和:19064

約数の個数: 16

約数和(自身を含む): 65484288

約数和(自身を除く): 22910379

約数列:

[1, 3, 7, 21, 107, 321, 749, 2247, 18947, 56841, 132629, 397887, 2027329, 6081987, 14191303, 42573909]

約数ペア:

[(1, 42573909), (3, 14191303), (7, 6081987), (21, 2027329), (107, 397887), (321, 132629), (749, 56841), (2247, 18947)]