289478173857

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{20773}}^1\times {\mathrm{201961}}^1$

素因数の和:222760

約数の個数: 16

約数和(自身を含む): 402773624448

約数和(自身を除く): 113295450591

約数列:

[1, 3, 23, 69, 20773, 62319, 201961, 477779, 605883, 1433337, 4645103, 13935309, 4195335853, 12586007559, 96492724619, 289478173857]

約数ペア:

[(1, 289478173857), (3, 96492724619), (23, 12586007559), (69, 4195335853), (20773, 13935309), (62319, 4645103), (201961, 1433337), (477779, 605883)]