2005152021

素因数分解:

$3^2\times {\mathrm{53}}^1\times {\mathrm{863}}^1\times {\mathrm{4871}}^1$

素因数の和:5793

約数の個数: 24

約数和(自身を含む): 2955004416

約数和(自身を除く): 949852395

約数列:

[1, 3, 9, 53, 159, 477, 863, 2589, 4871, 7767, 14613, 43839, 45739, 137217, 258163, 411651, 774489, 2323467, 4203673, 12611019, 37833057, 222794669, 668384007, 2005152021]

約数ペア:

[(1, 2005152021), (3, 668384007), (9, 222794669), (53, 37833057), (159, 12611019), (477, 4203673), (863, 2323467), (2589, 774489), (4871, 411651), (7767, 258163), (14613, 137217), (43839, 45739)]