81189999

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{273367}}^1$

素因数の和:273387

約数の個数: 16

約数和(自身を含む): 131216640

約数和(自身を除く): 50026641

約数列:

[1, 3, 9, 11, 27, 33, 99, 297, 273367, 820101, 2460303, 3007037, 7380909, 9021111, 27063333, 81189999]

約数ペア:

[(1, 81189999), (3, 27063333), (9, 9021111), (11, 7380909), (27, 3007037), (33, 2460303), (99, 820101), (297, 273367)]