2008786311

素因数分解:

$3^4\times 7^2\times {\mathrm{506119}}^1$

素因数の和:506145

約数の個数: 30

約数和(自身を含む): 3490709640

約数和(自身を除く): 1481923329

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 81, 147, 189, 441, 567, 1323, 3969, 506119, 1518357, 3542833, 4555071, 10628499, 13665213, 24799831, 31885497, 40995639, 74399493, 95656491, 223198479, 286969473, 669595437, 2008786311]

約数ペア:

[(1, 2008786311), (3, 669595437), (7, 286969473), (9, 223198479), (21, 95656491), (27, 74399493), (49, 40995639), (63, 31885497), (81, 24799831), (147, 13665213), (189, 10628499), (441, 4555071), (567, 3542833), (1323, 1518357), (3969, 506119)]