254203474

素因数分解:

$2^1\times 7^4\times {\mathrm{52937}}^1$

素因数の和:52967

約数の個数: 20

約数和(自身を含む): 444838014

約数和(自身を除く): 190634540

約数列:

[1, 2, 7, 14, 49, 98, 343, 686, 2401, 4802, 52937, 105874, 370559, 741118, 2593913, 5187826, 18157391, 36314782, 127101737, 254203474]

約数ペア:

[(1, 254203474), (2, 127101737), (7, 36314782), (14, 18157391), (49, 5187826), (98, 2593913), (343, 741118), (686, 370559), (2401, 105874), (4802, 52937)]