25866297

素因数分解:

$3^4\times {\mathrm{197}}^1\times {\mathrm{1621}}^1$

素因数の和:1830

約数の個数: 20

約数和(自身を含む): 38859876

約数和(自身を除く): 12993579

約数列:

[1, 3, 9, 27, 81, 197, 591, 1621, 1773, 4863, 5319, 14589, 15957, 43767, 131301, 319337, 958011, 2874033, 8622099, 25866297]

約数ペア:

[(1, 25866297), (3, 8622099), (9, 2874033), (27, 958011), (81, 319337), (197, 131301), (591, 43767), (1621, 15957), (1773, 14589), (4863, 5319)]