7987239

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{3593}}^1$

素因数の和:3631

約数の個数: 24

約数和(自身を含む): 13082160

約数和(自身を除く): 5094921

約数列:

[1, 3, 9, 13, 19, 39, 57, 117, 171, 247, 741, 2223, 3593, 10779, 32337, 46709, 68267, 140127, 204801, 420381, 614403, 887471, 2662413, 7987239]

約数ペア:

[(1, 7987239), (3, 2662413), (9, 887471), (13, 614403), (19, 420381), (39, 204801), (57, 140127), (117, 68267), (171, 46709), (247, 32337), (741, 10779), (2223, 3593)]