13051787

素因数分解:

$7^2\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{313}}^1$

素因数の和:387

約数の個数: 24

約数和(自身を含む): 16322976

約数和(自身を除く): 3271189

約数列:

[1, 7, 23, 37, 49, 161, 259, 313, 851, 1127, 1813, 2191, 5957, 7199, 11581, 15337, 41699, 50393, 81067, 266363, 352751, 567469, 1864541, 13051787]

約数ペア:

[(1, 13051787), (7, 1864541), (23, 567469), (37, 352751), (49, 266363), (161, 81067), (259, 50393), (313, 41699), (851, 15337), (1127, 11581), (1813, 7199), (2191, 5957)]