84731715

素因数分解:

$3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{43789}}^1$

素因数の和:43843

約数の個数: 24

約数和(自身を含む): 150287280

約数和(自身を除く): 65555565

約数列:

[1, 3, 5, 9, 15, 43, 45, 129, 215, 387, 645, 1935, 43789, 131367, 218945, 394101, 656835, 1882927, 1970505, 5648781, 9414635, 16946343, 28243905, 84731715]

約数ペア:

[(1, 84731715), (3, 28243905), (5, 16946343), (9, 9414635), (15, 5648781), (43, 1970505), (45, 1882927), (129, 656835), (215, 394101), (387, 218945), (645, 131367), (1935, 43789)]