66982293

素因数分解:

$3^2\times 7^1\times {\mathrm{139}}^1\times {\mathrm{7649}}^1$

素因数の和:7801

約数の個数: 24

約数和(自身を含む): 111384000

約数和(自身を除く): 44401707

約数列:

[1, 3, 7, 9, 21, 63, 139, 417, 973, 1251, 2919, 7649, 8757, 22947, 53543, 68841, 160629, 481887, 1063211, 3189633, 7442477, 9568899, 22327431, 66982293]

約数ペア:

[(1, 66982293), (3, 22327431), (7, 9568899), (9, 7442477), (21, 3189633), (63, 1063211), (139, 481887), (417, 160629), (973, 68841), (1251, 53543), (2919, 22947), (7649, 8757)]