205123833

素因数分解:

$3^6\times {\mathrm{53}}^1\times {\mathrm{5309}}^1$

素因数の和:5380

約数の個数: 28

約数和(自身を含む): 313406820

約数和(自身を除く): 108282987

約数列:

[1, 3, 9, 27, 53, 81, 159, 243, 477, 729, 1431, 4293, 5309, 12879, 15927, 38637, 47781, 143343, 281377, 430029, 844131, 1290087, 2532393, 3870261, 7597179, 22791537, 68374611, 205123833]

約数ペア:

[(1, 205123833), (3, 68374611), (9, 22791537), (27, 7597179), (53, 3870261), (81, 2532393), (159, 1290087), (243, 844131), (477, 430029), (729, 281377), (1431, 143343), (4293, 47781), (5309, 38637), (12879, 15927)]