2017018989

素因数分解:

$3^4\times {\mathrm{277}}^1\times {\mathrm{89897}}^1$

素因数の和:90186

約数の個数: 20

約数和(自身を含む): 3023988924

約数和(自身を除く): 1006969935

約数列:

[1, 3, 9, 27, 81, 277, 831, 2493, 7479, 22437, 89897, 269691, 809073, 2427219, 7281657, 24901469, 74704407, 224113221, 672339663, 2017018989]

約数ペア:

[(1, 2017018989), (3, 672339663), (9, 224113221), (27, 74704407), (81, 24901469), (277, 7281657), (831, 2427219), (2493, 809073), (7479, 269691), (22437, 89897)]