81498711

素因数分解:

$3^1\times 7^2\times {\mathrm{281}}^1\times {\mathrm{1973}}^1$

素因数の和:2271

約数の個数: 24

約数和(自身を含む): 126920304

約数和(自身を除く): 45421593

約数列:

[1, 3, 7, 21, 49, 147, 281, 843, 1967, 1973, 5901, 5919, 13769, 13811, 41307, 41433, 96677, 290031, 554413, 1663239, 3880891, 11642673, 27166237, 81498711]

約数ペア:

[(1, 81498711), (3, 27166237), (7, 11642673), (21, 3880891), (49, 1663239), (147, 554413), (281, 290031), (843, 96677), (1967, 41433), (1973, 41307), (5901, 13811), (5919, 13769)]