258528046

素因数分解:

$2^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{132851}}^1$

素因数の和:132999

約数の個数: 16

約数和(自身を含む): 446382720

約数和(自身を除く): 187854674

約数列:

[1, 2, 7, 14, 139, 278, 973, 1946, 132851, 265702, 929957, 1859914, 18466289, 36932578, 129264023, 258528046]

約数ペア:

[(1, 258528046), (2, 129264023), (7, 36932578), (14, 18466289), (139, 1859914), (278, 929957), (973, 265702), (1946, 132851)]