257466278

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{1039}}^1\times {\mathrm{5387}}^1$

素因数の和:6451

約数の個数: 16

約数和(自身を含む): 403453440

約数和(自身を除く): 145987162

約数列:

[1, 2, 23, 46, 1039, 2078, 5387, 10774, 23897, 47794, 123901, 247802, 5597093, 11194186, 128733139, 257466278]

約数ペア:

[(1, 257466278), (2, 128733139), (23, 11194186), (46, 5597093), (1039, 247802), (2078, 123901), (5387, 47794), (10774, 23897)]