207975691

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{142157}}^1$

素因数の和:142194

約数の個数: 16

約数和(自身を含む): 272943360

約数和(自身を除く): 64967669

約数列:

[1, 7, 11, 19, 77, 133, 209, 1463, 142157, 995099, 1563727, 2700983, 10946089, 18906881, 29710813, 207975691]

約数ペア:

[(1, 207975691), (7, 29710813), (11, 18906881), (19, 10946089), (77, 2700983), (133, 1563727), (209, 995099), (1463, 142157)]