51266439

素因数分解:

$3^5\times 7^1\times {\mathrm{30139}}^1$

素因数の和:30161

約数の個数: 24

約数和(自身を含む): 87767680

約数和(自身を除く): 36501241

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 243, 567, 1701, 30139, 90417, 210973, 271251, 632919, 813753, 1898757, 2441259, 5696271, 7323777, 17088813, 51266439]

約数ペア:

[(1, 51266439), (3, 17088813), (7, 7323777), (9, 5696271), (21, 2441259), (27, 1898757), (63, 813753), (81, 632919), (189, 271251), (243, 210973), (567, 90417), (1701, 30139)]