39966291

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{25969}}^1$

素因数の和:26000

約数の個数: 20

約数和(自身を含む): 62847400

約数和(自身を除く): 22881109

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 513, 1539, 25969, 77907, 233721, 493411, 701163, 1480233, 2103489, 4440699, 13322097, 39966291]

約数ペア:

[(1, 39966291), (3, 13322097), (9, 4440699), (19, 2103489), (27, 1480233), (57, 701163), (81, 493411), (171, 233721), (513, 77907), (1539, 25969)]