2016809847

素因数分解:

$3^7\times {\mathrm{13}}^1\times {\mathrm{70937}}^1$

素因数の和:70971

約数の個数: 32

約数和(自身を含む): 3257472960

約数和(自身を除く): 1240663113

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 243, 351, 729, 1053, 2187, 3159, 9477, 28431, 70937, 212811, 638433, 922181, 1915299, 2766543, 5745897, 8299629, 17237691, 24898887, 51713073, 74696661, 155139219, 224089983, 672269949, 2016809847]

約数ペア:

[(1, 2016809847), (3, 672269949), (9, 224089983), (13, 155139219), (27, 74696661), (39, 51713073), (81, 24898887), (117, 17237691), (243, 8299629), (351, 5745897), (729, 2766543), (1053, 1915299), (2187, 922181), (3159, 638433), (9477, 212811), (28431, 70937)]