30638181

素因数分解:

$3^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{7187}}^1$

素因数の和:7233

約数の個数: 24

約数和(自身を含む): 49165920

約数和(自身を除く): 18527739

約数列:

[1, 3, 7, 21, 29, 49, 87, 147, 203, 609, 1421, 4263, 7187, 21561, 50309, 150927, 208423, 352163, 625269, 1056489, 1458961, 4376883, 10212727, 30638181]

約数ペア:

[(1, 30638181), (3, 10212727), (7, 4376883), (21, 1458961), (29, 1056489), (49, 625269), (87, 352163), (147, 208423), (203, 150927), (609, 50309), (1421, 21561), (4263, 7187)]