261566586

素因数分解:

$2^1\times 3^2\times {\mathrm{139}}^1\times {\mathrm{104543}}^1$

素因数の和:104690

約数の個数: 24

約数和(自身を含む): 570810240

約数和(自身を除く): 309243654

約数列:

[1, 2, 3, 6, 9, 18, 139, 278, 417, 834, 1251, 2502, 104543, 209086, 313629, 627258, 940887, 1881774, 14531477, 29062954, 43594431, 87188862, 130783293, 261566586]

約数ペア:

[(1, 261566586), (2, 130783293), (3, 87188862), (6, 43594431), (9, 29062954), (18, 14531477), (139, 1881774), (278, 940887), (417, 627258), (834, 313629), (1251, 209086), (2502, 104543)]