404888

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{107}}^1$

素因数の和:167

約数の個数: 32

約数和(自身を含む): 855360

約数和(自身を除く): 450472

約数列:

[1, 2, 4, 8, 11, 22, 43, 44, 86, 88, 107, 172, 214, 344, 428, 473, 856, 946, 1177, 1892, 2354, 3784, 4601, 4708, 9202, 9416, 18404, 36808, 50611, 101222, 202444, 404888]

約数ペア:

[(1, 404888), (2, 202444), (4, 101222), (8, 50611), (11, 36808), (22, 18404), (43, 9416), (44, 9202), (86, 4708), (88, 4601), (107, 3784), (172, 2354), (214, 1892), (344, 1177), (428, 946), (473, 856)]