1520782533

素因数分解:

$3^4\times {\mathrm{29}}^1\times {\mathrm{647417}}^1$

素因数の和:647458

約数の個数: 20

約数和(自身を含む): 2350127340

約数和(自身を除く): 829344807

約数列:

[1, 3, 9, 27, 29, 81, 87, 261, 783, 2349, 647417, 1942251, 5826753, 17480259, 18775093, 52440777, 56325279, 168975837, 506927511, 1520782533]

約数ペア:

[(1, 1520782533), (3, 506927511), (9, 168975837), (27, 56325279), (29, 52440777), (81, 18775093), (87, 17480259), (261, 5826753), (783, 1942251), (2349, 647417)]