208138007

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{24799}}^1$

素因数の和:24926

約数の個数: 16

約数和(自身を含む): 261888000

約数和(自身を除く): 53749993

約数列:

[1, 7, 11, 77, 109, 763, 1199, 8393, 24799, 173593, 272789, 1909523, 2703091, 18921637, 29734001, 208138007]

約数ペア:

[(1, 208138007), (7, 29734001), (11, 18921637), (77, 2703091), (109, 1909523), (763, 272789), (1199, 173593), (8393, 24799)]