13994981

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1$

素因数の和:114

約数の個数: 48

約数和(自身を含む): 20020224

約数和(自身を除く): 6025243

約数列:

[1, 7, 11, 13, 31, 41, 77, 91, 121, 143, 217, 287, 341, 403, 451, 533, 847, 1001, 1271, 1573, 2387, 2821, 3157, 3731, 3751, 4433, 4961, 5863, 8897, 11011, 13981, 16523, 26257, 31031, 34727, 41041, 48763, 64493, 97867, 115661, 153791, 181753, 341341, 451451, 1076537, 1272271, 1999283, 13994981]

約数ペア:

[(1, 13994981), (7, 1999283), (11, 1272271), (13, 1076537), (31, 451451), (41, 341341), (77, 181753), (91, 153791), (121, 115661), (143, 97867), (217, 64493), (287, 48763), (341, 41041), (403, 34727), (451, 31031), (533, 26257), (847, 16523), (1001, 13981), (1271, 11011), (1573, 8897), (2387, 5863), (2821, 4961), (3157, 4433), (3731, 3751)]