1386664321

素因数分解:

$7^1\times {\mathrm{41}}^1\times {\mathrm{1999}}^1\times {\mathrm{2417}}^1$

素因数の和:4464

約数の個数: 16

約数和(自身を含む): 1624896000

約数和(自身を除く): 238231679

約数列:

[1, 7, 41, 287, 1999, 2417, 13993, 16919, 81959, 99097, 573713, 693679, 4831583, 33821081, 198094903, 1386664321]

約数ペア:

[(1, 1386664321), (7, 198094903), (41, 33821081), (287, 4831583), (1999, 693679), (2417, 573713), (13993, 99097), (16919, 81959)]