2015887311

素因数分解:

$3^3\times {\mathrm{109}}^1\times {\mathrm{684977}}^1$

素因数の和:685095

約数の個数: 16

約数和(自身を含む): 3013903200

約数和(自身を除く): 998015889

約数列:

[1, 3, 9, 27, 109, 327, 981, 2943, 684977, 2054931, 6164793, 18494379, 74662493, 223987479, 671962437, 2015887311]

約数ペア:

[(1, 2015887311), (3, 671962437), (9, 223987479), (27, 74662493), (109, 18494379), (327, 6164793), (981, 2054931), (2943, 684977)]