81413991

素因数分解:

$3^6\times {\mathrm{29}}^1\times {\mathrm{3851}}^1$

素因数の和:3898

約数の個数: 28

約数和(自身を含む): 126307080

約数和(自身を除く): 44893089

約数列:

[1, 3, 9, 27, 29, 81, 87, 243, 261, 729, 783, 2349, 3851, 7047, 11553, 21141, 34659, 103977, 111679, 311931, 335037, 935793, 1005111, 2807379, 3015333, 9045999, 27137997, 81413991]

約数ペア:

[(1, 81413991), (3, 27137997), (9, 9045999), (27, 3015333), (29, 2807379), (81, 1005111), (87, 935793), (243, 335037), (261, 311931), (729, 111679), (783, 103977), (2349, 34659), (3851, 21141), (7047, 11553)]