2128807235

素因数分解:

$5^1\times {\mathrm{17}}^2\times {\mathrm{43}}^1\times {\mathrm{34261}}^1$

素因数の和:34343

約数の個数: 24

約数和(自身を含む): 2776866576

約数和(自身を除く): 648059341

約数列:

[1, 5, 17, 43, 85, 215, 289, 731, 1445, 3655, 12427, 34261, 62135, 171305, 582437, 1473223, 2912185, 7366115, 9901429, 25044791, 49507145, 125223955, 425761447, 2128807235]

約数ペア:

[(1, 2128807235), (5, 425761447), (17, 125223955), (43, 49507145), (85, 25044791), (215, 9901429), (289, 7366115), (731, 2912185), (1445, 1473223), (3655, 582437), (12427, 171305), (34261, 62135)]