28366947

素因数分解:

$3^2\times 7^1\times {\mathrm{193}}^1\times {\mathrm{2333}}^1$

素因数の和:2539

約数の個数: 24

約数和(自身を含む): 47090784

約数和(自身を除く): 18723837

約数列:

[1, 3, 7, 9, 21, 63, 193, 579, 1351, 1737, 2333, 4053, 6999, 12159, 16331, 20997, 48993, 146979, 450269, 1350807, 3151883, 4052421, 9455649, 28366947]

約数ペア:

[(1, 28366947), (3, 9455649), (7, 4052421), (9, 3151883), (21, 1350807), (63, 450269), (193, 146979), (579, 48993), (1351, 20997), (1737, 16331), (2333, 12159), (4053, 6999)]