27784197

素因数分解:

$3^2\times 7^1\times {\mathrm{191}}^1\times {\mathrm{2309}}^1$

素因数の和:2513

約数の個数: 24

約数和(自身を含む): 46126080

約数和(自身を除く): 18341883

約数列:

[1, 3, 7, 9, 21, 63, 191, 573, 1337, 1719, 2309, 4011, 6927, 12033, 16163, 20781, 48489, 145467, 441019, 1323057, 3087133, 3969171, 9261399, 27784197]

約数ペア:

[(1, 27784197), (3, 9261399), (7, 3969171), (9, 3087133), (21, 1323057), (63, 441019), (191, 145467), (573, 48489), (1337, 20781), (1719, 16163), (2309, 12033), (4011, 6927)]