239327439

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{4549}}^1$

素因数の和:4655

約数の個数: 32

約数和(自身を含む): 366912000

約数和(自身を除く): 127584561

約数列:

[1, 3, 13, 19, 39, 57, 71, 213, 247, 741, 923, 1349, 2769, 4047, 4549, 13647, 17537, 52611, 59137, 86431, 177411, 259293, 322979, 968937, 1123603, 3370809, 4198727, 6136601, 12596181, 18409803, 79775813, 239327439]

約数ペア:

[(1, 239327439), (3, 79775813), (13, 18409803), (19, 12596181), (39, 6136601), (57, 4198727), (71, 3370809), (213, 1123603), (247, 968937), (741, 322979), (923, 259293), (1349, 177411), (2769, 86431), (4047, 59137), (4549, 52611), (13647, 17537)]