2005510311

素因数分解:

$3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1026887}}^1$

素因数の和:1026931

約数の個数: 24

約数和(自身を含む): 3417483264

約数和(自身を除く): 1411972953

約数列:

[1, 3, 7, 9, 21, 31, 63, 93, 217, 279, 651, 1953, 1026887, 3080661, 7188209, 9241983, 21564627, 31833497, 64693881, 95500491, 222834479, 286501473, 668503437, 2005510311]

約数ペア:

[(1, 2005510311), (3, 668503437), (7, 286501473), (9, 222834479), (21, 95500491), (31, 64693881), (63, 31833497), (93, 21564627), (217, 9241983), (279, 7188209), (651, 3080661), (1953, 1026887)]