645558627

素因数分解:

$3^1\times 7^1\times {\mathrm{3023}}^1\times {\mathrm{10169}}^1$

素因数の和:13202

約数の個数: 16

約数和(自身を含む): 984130560

約数和(自身を除く): 338571933

約数列:

[1, 3, 7, 21, 3023, 9069, 10169, 21161, 30507, 63483, 71183, 213549, 30740887, 92222661, 215186209, 645558627]

約数ペア:

[(1, 645558627), (3, 215186209), (7, 92222661), (21, 30740887), (3023, 213549), (9069, 71183), (10169, 63483), (21161, 30507)]