2109882505

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{1553}}^1$

素因数の和:1761

約数の個数: 32

約数和(自身を含む): 2658458880

約数和(自身を除く): 548576375

約数列:

[1, 5, 43, 71, 89, 215, 355, 445, 1553, 3053, 3827, 6319, 7765, 15265, 19135, 31595, 66779, 110263, 138217, 271717, 333895, 551315, 691085, 1358585, 4741309, 5943331, 9813407, 23706545, 29716655, 49067035, 421976501, 2109882505]

約数ペア:

[(1, 2109882505), (5, 421976501), (43, 49067035), (71, 29716655), (89, 23706545), (215, 9813407), (355, 5943331), (445, 4741309), (1553, 1358585), (3053, 691085), (3827, 551315), (6319, 333895), (7765, 271717), (15265, 138217), (19135, 110263), (31595, 66779)]