15725788

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{541}}^1$

素因数の和:614

約数の個数: 36

約数和(自身を含む): 30549288

約数和(自身を除く): 14823500

約数列:

[1, 2, 4, 13, 26, 43, 52, 86, 169, 172, 338, 541, 559, 676, 1082, 1118, 2164, 2236, 7033, 7267, 14066, 14534, 23263, 28132, 29068, 46526, 91429, 93052, 182858, 302419, 365716, 604838, 1209676, 3931447, 7862894, 15725788]

約数ペア:

[(1, 15725788), (2, 7862894), (4, 3931447), (13, 1209676), (26, 604838), (43, 365716), (52, 302419), (86, 182858), (169, 93052), (172, 91429), (338, 46526), (541, 29068), (559, 28132), (676, 23263), (1082, 14534), (1118, 14066), (2164, 7267), (2236, 7033)]