7128233

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{307}}^1$

素因数の和:452

約数の個数: 16

約数和(自身を含む): 8515584

約数和(自身を除く): 1387351

約数列:

[1, 7, 31, 107, 217, 307, 749, 2149, 3317, 9517, 23219, 32849, 66619, 229943, 1018319, 7128233]

約数ペア:

[(1, 7128233), (7, 1018319), (31, 229943), (107, 66619), (217, 32849), (307, 23219), (749, 9517), (2149, 3317)]