647007621

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{313}}^1\times {\mathrm{53003}}^1$

素因数の和:53332

約数の個数: 16

約数和(自身を含む): 932022336

約数和(自身を除く): 285014715

約数列:

[1, 3, 13, 39, 313, 939, 4069, 12207, 53003, 159009, 689039, 2067117, 16589939, 49769817, 215669207, 647007621]

約数ペア:

[(1, 647007621), (3, 215669207), (13, 49769817), (39, 16589939), (313, 2067117), (939, 689039), (4069, 159009), (12207, 53003)]