206777305

素因数分解:

$5^1\times 7^2\times {\mathrm{193}}^1\times {\mathrm{4373}}^1$

素因数の和:4585

約数の個数: 24

約数和(自身を含む): 290206152

約数和(自身を除く): 83428847

約数列:

[1, 5, 7, 35, 49, 193, 245, 965, 1351, 4373, 6755, 9457, 21865, 30611, 47285, 153055, 214277, 843989, 1071385, 4219945, 5907923, 29539615, 41355461, 206777305]

約数ペア:

[(1, 206777305), (5, 41355461), (7, 29539615), (35, 5907923), (49, 4219945), (193, 1071385), (245, 843989), (965, 214277), (1351, 153055), (4373, 47285), (6755, 30611), (9457, 21865)]