255996963

素因数分解:

$3^3\times {\mathrm{239}}^1\times {\mathrm{39671}}^1$

素因数の和:39919

約数の個数: 16

約数和(自身を含む): 380851200

約数和(自身を除く): 124854237

約数列:

[1, 3, 9, 27, 239, 717, 2151, 6453, 39671, 119013, 357039, 1071117, 9481369, 28444107, 85332321, 255996963]

約数ペア:

[(1, 255996963), (3, 85332321), (9, 28444107), (27, 9481369), (239, 1071117), (717, 357039), (2151, 119013), (6453, 39671)]