2561508753

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{272009}}^1$

素因数の和:272128

約数の個数: 16

約数和(自身を含む): 3542658240

約数和(自身を除く): 981149487

約数列:

[1, 3, 43, 73, 129, 219, 3139, 9417, 272009, 816027, 11696387, 19856657, 35089161, 59569971, 853836251, 2561508753]

約数ペア:

[(1, 2561508753), (3, 853836251), (43, 59569971), (73, 35089161), (129, 19856657), (219, 11696387), (3139, 816027), (9417, 272009)]