12506305

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{21019}}^1$

素因数の和:21048

約数の個数: 16

約数和(自身を含む): 18161280

約数和(自身を除く): 5654975

約数列:

[1, 5, 7, 17, 35, 85, 119, 595, 21019, 105095, 147133, 357323, 735665, 1786615, 2501261, 12506305]

約数ペア:

[(1, 12506305), (5, 2501261), (7, 1786615), (17, 735665), (35, 357323), (85, 147133), (119, 105095), (595, 21019)]