388354827

素因数分解:

$3^1\times 7^1\times {\mathrm{4481}}^1\times {\mathrm{4127}}^1$

素因数の和:8618

約数の個数: 16

約数和(自身を含む): 592054272

約数和(自身を除く): 203699445

約数列:

[1, 3, 7, 21, 4127, 4481, 12381, 13443, 28889, 31367, 86667, 94101, 18493087, 55479261, 129451609, 388354827]

約数ペア:

[(1, 388354827), (3, 129451609), (7, 55479261), (21, 18493087), (4127, 94101), (4481, 86667), (12381, 31367), (13443, 28889)]