56672667

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{6367}}^1$

素因数の和:6439

約数の個数: 24

約数和(自身を含む): 87419904

約数和(自身を除く): 30747237

約数列:

[1, 3, 9, 23, 43, 69, 129, 207, 387, 989, 2967, 6367, 8901, 19101, 57303, 146441, 273781, 439323, 821343, 1317969, 2464029, 6296963, 18890889, 56672667]

約数ペア:

[(1, 56672667), (3, 18890889), (9, 6296963), (23, 2464029), (43, 1317969), (69, 821343), (129, 439323), (207, 273781), (387, 146441), (989, 57303), (2967, 19101), (6367, 8901)]