28783839

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{80627}}^1$

素因数の和:80654

約数の個数: 16

約数和(自身を含む): 46441728

約数和(自身を除く): 17657889

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 80627, 241881, 564389, 1370659, 1693167, 4111977, 9594613, 28783839]

約数ペア:

[(1, 28783839), (3, 9594613), (7, 4111977), (17, 1693167), (21, 1370659), (51, 564389), (119, 241881), (357, 80627)]