16347963

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{71}}^2$

素因数の和:215

約数の個数: 24

約数和(自身を含む): 23560704

約数和(自身を除く): 7212741

約数列:

[1, 3, 23, 47, 69, 71, 141, 213, 1081, 1633, 3243, 3337, 4899, 5041, 10011, 15123, 76751, 115943, 230253, 236927, 347829, 710781, 5449321, 16347963]

約数ペア:

[(1, 16347963), (3, 5449321), (23, 710781), (47, 347829), (69, 236927), (71, 230253), (141, 115943), (213, 76751), (1081, 15123), (1633, 10011), (3243, 5041), (3337, 4899)]