51428293

素因数分解:

$7^2\times {\mathrm{47}}^1\times {\mathrm{137}}^1\times {\mathrm{163}}^1$

素因数の和:361

約数の個数: 24

約数和(自身を含む): 61921152

約数和(自身を除く): 10492859

約数列:

[1, 7, 47, 49, 137, 163, 329, 959, 1141, 2303, 6439, 6713, 7661, 7987, 22331, 45073, 53627, 156317, 315511, 375389, 1049557, 1094219, 7346899, 51428293]

約数ペア:

[(1, 51428293), (7, 7346899), (47, 1094219), (49, 1049557), (137, 375389), (163, 315511), (329, 156317), (959, 53627), (1141, 45073), (2303, 22331), (6439, 7987), (6713, 7661)]