2015750821

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{149}}^1\times {\mathrm{66643}}^1$

素因数の和:66828

約数の個数: 16

約数和(自身を含む): 2399184000

約数和(自身を除く): 383433179

約数列:

[1, 7, 29, 149, 203, 1043, 4321, 30247, 66643, 466501, 1932647, 9929807, 13528529, 69508649, 287964403, 2015750821]

約数ペア:

[(1, 2015750821), (7, 287964403), (29, 69508649), (149, 13528529), (203, 9929807), (1043, 1932647), (4321, 466501), (30247, 66643)]