47291985

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{26947}}^1$

素因数の和:26974

約数の個数: 32

約数和(自身を含む): 90545280

約数和(自身を除く): 43253295

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 65, 117, 135, 195, 351, 585, 1755, 26947, 80841, 134735, 242523, 350311, 404205, 727569, 1050933, 1212615, 1751555, 3152799, 3637845, 5254665, 9458397, 15763995, 47291985]

約数ペア:

[(1, 47291985), (3, 15763995), (5, 9458397), (9, 5254665), (13, 3637845), (15, 3152799), (27, 1751555), (39, 1212615), (45, 1050933), (65, 727569), (117, 404205), (135, 350311), (195, 242523), (351, 134735), (585, 80841), (1755, 26947)]