999456489

素因数分解:

$3^4\times {\mathrm{449}}^1\times {\mathrm{27481}}^1$

素因数の和:27942

約数の個数: 20

約数和(自身を含む): 1496394900

約数和(自身を除く): 496938411

約数列:

[1, 3, 9, 27, 81, 449, 1347, 4041, 12123, 27481, 36369, 82443, 247329, 741987, 2225961, 12338969, 37016907, 111050721, 333152163, 999456489]

約数ペア:

[(1, 999456489), (3, 333152163), (9, 111050721), (27, 37016907), (81, 12338969), (449, 2225961), (1347, 741987), (4041, 247329), (12123, 82443), (27481, 36369)]