247918286

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{12289}}^1$

素因数の和:12440

約数の個数: 32

約数和(自身を含む): 467216640

約数和(自身を除く): 219298354

約数列:

[1, 2, 7, 11, 14, 22, 77, 131, 154, 262, 917, 1441, 1834, 2882, 10087, 12289, 20174, 24578, 86023, 135179, 172046, 270358, 946253, 1609859, 1892506, 3219718, 11269013, 17708449, 22538026, 35416898, 123959143, 247918286]

約数ペア:

[(1, 247918286), (2, 123959143), (7, 35416898), (11, 22538026), (14, 17708449), (22, 11269013), (77, 3219718), (131, 1892506), (154, 1609859), (262, 946253), (917, 270358), (1441, 172046), (1834, 135179), (2882, 86023), (10087, 24578), (12289, 20174)]