9890667

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{5309}}^1$

素因数の和:5344

約数の個数: 20

約数和(自身を含む): 15420240

約数和(自身を除く): 5529573

約数列:

[1, 3, 9, 23, 27, 69, 81, 207, 621, 1863, 5309, 15927, 47781, 122107, 143343, 366321, 430029, 1098963, 3296889, 9890667]

約数ペア:

[(1, 9890667), (3, 3296889), (9, 1098963), (23, 430029), (27, 366321), (69, 143343), (81, 122107), (207, 47781), (621, 15927), (1863, 5309)]