25821099

素因数分解:

$3^4\times {\mathrm{191}}^1\times {\mathrm{1669}}^1$

素因数の和:1872

約数の個数: 20

約数和(自身を含む): 38797440

約数和(自身を除く): 12976341

約数列:

[1, 3, 9, 27, 81, 191, 573, 1669, 1719, 5007, 5157, 15021, 15471, 45063, 135189, 318779, 956337, 2869011, 8607033, 25821099]

約数ペア:

[(1, 25821099), (3, 8607033), (9, 2869011), (27, 956337), (81, 318779), (191, 135189), (573, 45063), (1669, 15471), (1719, 15021), (5007, 5157)]