1318239

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{593}}^1$

素因数の和:631

約数の個数: 24

約数和(自身を含む): 2162160

約数和(自身を除く): 843921

約数列:

[1, 3, 9, 13, 19, 39, 57, 117, 171, 247, 593, 741, 1779, 2223, 5337, 7709, 11267, 23127, 33801, 69381, 101403, 146471, 439413, 1318239]

約数ペア:

[(1, 1318239), (3, 439413), (9, 146471), (13, 101403), (19, 69381), (39, 33801), (57, 23127), (117, 11267), (171, 7709), (247, 5337), (593, 2223), (741, 1779)]