1663848297

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{1081123}}^1$

素因数の和:1081154

約数の個数: 20

約数和(自身を含む): 2616320080

約数和(自身を除く): 952471783

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 513, 1539, 1081123, 3243369, 9730107, 20541337, 29190321, 61624011, 87570963, 184872033, 554616099, 1663848297]

約数ペア:

[(1, 1663848297), (3, 554616099), (9, 184872033), (19, 87570963), (27, 61624011), (57, 29190321), (81, 20541337), (171, 9730107), (513, 3243369), (1539, 1081123)]