47786517

素因数分解:

$3^4\times {\mathrm{151}}^1\times {\mathrm{3907}}^1$

素因数の和:4070

約数の個数: 20

約数和(自身を含む): 71875936

約数和(自身を除く): 24089419

約数列:

[1, 3, 9, 27, 81, 151, 453, 1359, 3907, 4077, 11721, 12231, 35163, 105489, 316467, 589957, 1769871, 5309613, 15928839, 47786517]

約数ペア:

[(1, 47786517), (3, 15928839), (9, 5309613), (27, 1769871), (81, 589957), (151, 316467), (453, 105489), (1359, 35163), (3907, 12231), (4077, 11721)]