257020006

素因数分解:

$2^1\times {\mathrm{73}}^1\times {\mathrm{353}}^1\times {\mathrm{4987}}^1$

素因数の和:5415

約数の個数: 16

約数和(自身を含む): 391996944

約数和(自身を除く): 134976938

約数列:

[1, 2, 73, 146, 353, 706, 4987, 9974, 25769, 51538, 364051, 728102, 1760411, 3520822, 128510003, 257020006]

約数ペア:

[(1, 257020006), (2, 128510003), (73, 3520822), (146, 1760411), (353, 728102), (706, 364051), (4987, 51538), (9974, 25769)]