258551418

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{39863}}^1$

素因数の和:39938

約数の個数: 32

約数和(自身を含む): 551079936

約数和(自身を除く): 292528518

約数列:

[1, 2, 3, 6, 23, 46, 47, 69, 94, 138, 141, 282, 1081, 2162, 3243, 6486, 39863, 79726, 119589, 239178, 916849, 1833698, 1873561, 2750547, 3747122, 5501094, 5620683, 11241366, 43091903, 86183806, 129275709, 258551418]

約数ペア:

[(1, 258551418), (2, 129275709), (3, 86183806), (6, 43091903), (23, 11241366), (46, 5620683), (47, 5501094), (69, 3747122), (94, 2750547), (138, 1873561), (141, 1833698), (282, 916849), (1081, 239178), (2162, 119589), (3243, 79726), (6486, 39863)]