16649997

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{859}}^1$

素因数の和:953

約数の個数: 32

約数和(自身を含む): 27740160

約数和(自身を除く): 11090163

約数列:

[1, 3, 7, 13, 21, 39, 71, 91, 213, 273, 497, 859, 923, 1491, 2577, 2769, 6013, 6461, 11167, 18039, 19383, 33501, 60989, 78169, 182967, 234507, 426923, 792857, 1280769, 2378571, 5549999, 16649997]

約数ペア:

[(1, 16649997), (3, 5549999), (7, 2378571), (13, 1280769), (21, 792857), (39, 426923), (71, 234507), (91, 182967), (213, 78169), (273, 60989), (497, 33501), (859, 19383), (923, 18039), (1491, 11167), (2577, 6461), (2769, 6013)]