231505263

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{21067}}^1$

素因数の和:21124

約数の個数: 32

約数和(自身を含む): 384280320

約数和(自身を除く): 152775057

約数列:

[1, 3, 9, 11, 27, 33, 37, 99, 111, 297, 333, 407, 999, 1221, 3663, 10989, 21067, 63201, 189603, 231737, 568809, 695211, 779479, 2085633, 2338437, 6256899, 7015311, 8574269, 21045933, 25722807, 77168421, 231505263]

約数ペア:

[(1, 231505263), (3, 77168421), (9, 25722807), (11, 21045933), (27, 8574269), (33, 7015311), (37, 6256899), (99, 2338437), (111, 2085633), (297, 779479), (333, 695211), (407, 568809), (999, 231737), (1221, 189603), (3663, 63201), (10989, 21067)]