13906845

素因数分解:

$3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{7187}}^1$

素因数の和:7241

約数の個数: 24

約数和(自身を含む): 24669216

約数和(自身を除く): 10762371

約数列:

[1, 3, 5, 9, 15, 43, 45, 129, 215, 387, 645, 1935, 7187, 21561, 35935, 64683, 107805, 309041, 323415, 927123, 1545205, 2781369, 4635615, 13906845]

約数ペア:

[(1, 13906845), (3, 4635615), (5, 2781369), (9, 1545205), (15, 927123), (43, 323415), (45, 309041), (129, 107805), (215, 64683), (387, 35935), (645, 21561), (1935, 7187)]