247161807

素因数分解:

$3^3\times {\mathrm{43}}^1\times {\mathrm{359}}^1\times {\mathrm{593}}^1$

素因数の和:1004

約数の個数: 32

約数和(自身を含む): 376358400

約数和(自身を除く): 129196593

約数列:

[1, 3, 9, 27, 43, 129, 359, 387, 593, 1077, 1161, 1779, 3231, 5337, 9693, 15437, 16011, 25499, 46311, 76497, 138933, 212887, 229491, 416799, 638661, 688473, 1915983, 5747949, 9154141, 27462423, 82387269, 247161807]

約数ペア:

[(1, 247161807), (3, 82387269), (9, 27462423), (27, 9154141), (43, 5747949), (129, 1915983), (359, 688473), (387, 638661), (593, 416799), (1077, 229491), (1161, 212887), (1779, 138933), (3231, 76497), (5337, 46311), (9693, 25499), (15437, 16011)]