278360992006

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{68867143}}^1$

素因数の和:68867235

約数の個数: 16

約数和(自身を含む): 436342224384

約数和(自身を除く): 157981232378

約数列:

[1, 2, 43, 47, 86, 94, 2021, 4042, 68867143, 137734286, 2961287149, 3236755721, 5922574298, 6473511442, 139180496003, 278360992006]

約数ペア:

[(1, 278360992006), (2, 139180496003), (43, 6473511442), (47, 5922574298), (86, 3236755721), (94, 2961287149), (2021, 137734286), (4042, 68867143)]