285201413

素因数分解:

$7^3\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{317}}^1$

素因数の和:442

約数の個数: 32

約数和(自身を含む): 347001600

約数和(自身を除く): 61800187

約数列:

[1, 7, 43, 49, 61, 301, 317, 343, 427, 2107, 2219, 2623, 2989, 13631, 14749, 15533, 18361, 19337, 20923, 95417, 108731, 128527, 135359, 667919, 831491, 899689, 947513, 4675433, 5820437, 6632591, 40743059, 285201413]

約数ペア:

[(1, 285201413), (7, 40743059), (43, 6632591), (49, 5820437), (61, 4675433), (301, 947513), (317, 899689), (343, 831491), (427, 667919), (2107, 135359), (2219, 128527), (2623, 108731), (2989, 95417), (13631, 20923), (14749, 19337), (15533, 18361)]