258258

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1$

素因数の和:79

約数の個数: 64

約数和(自身を含む): 709632

約数和(自身を除く): 451374

約数列:

[1, 2, 3, 6, 7, 11, 13, 14, 21, 22, 26, 33, 39, 42, 43, 66, 77, 78, 86, 91, 129, 143, 154, 182, 231, 258, 273, 286, 301, 429, 462, 473, 546, 559, 602, 858, 903, 946, 1001, 1118, 1419, 1677, 1806, 2002, 2838, 3003, 3311, 3354, 3913, 6006, 6149, 6622, 7826, 9933, 11739, 12298, 18447, 19866, 23478, 36894, 43043, 86086, 129129, 258258]

約数ペア:

[(1, 258258), (2, 129129), (3, 86086), (6, 43043), (7, 36894), (11, 23478), (13, 19866), (14, 18447), (21, 12298), (22, 11739), (26, 9933), (33, 7826), (39, 6622), (42, 6149), (43, 6006), (66, 3913), (77, 3354), (78, 3311), (86, 3003), (91, 2838), (129, 2002), (143, 1806), (154, 1677), (182, 1419), (231, 1118), (258, 1001), (273, 946), (286, 903), (301, 858), (429, 602), (462, 559), (473, 546)]