28504184

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{43}}^2\times {\mathrm{47}}^1$

素因数の和:180

約数の個数: 48

約数和(自身を含む): 57244320

約数和(自身を除く): 28740136

約数列:

[1, 2, 4, 8, 41, 43, 47, 82, 86, 94, 164, 172, 188, 328, 344, 376, 1763, 1849, 1927, 2021, 3526, 3698, 3854, 4042, 7052, 7396, 7708, 8084, 14104, 14792, 15416, 16168, 75809, 82861, 86903, 151618, 165722, 173806, 303236, 331444, 347612, 606472, 662888, 695224, 3563023, 7126046, 14252092, 28504184]

約数ペア:

[(1, 28504184), (2, 14252092), (4, 7126046), (8, 3563023), (41, 695224), (43, 662888), (47, 606472), (82, 347612), (86, 331444), (94, 303236), (164, 173806), (172, 165722), (188, 151618), (328, 86903), (344, 82861), (376, 75809), (1763, 16168), (1849, 15416), (1927, 14792), (2021, 14104), (3526, 8084), (3698, 7708), (3854, 7396), (4042, 7052)]