128706011

素因数分解:

$7^1\times {\mathrm{41}}^1\times {\mathrm{223}}^1\times {\mathrm{2011}}^1$

素因数の和:2282

約数の個数: 16

約数和(自身を含む): 151431168

約数和(自身を除く): 22725157

約数列:

[1, 7, 41, 223, 287, 1561, 2011, 9143, 14077, 64001, 82451, 448453, 577157, 3139171, 18386573, 128706011]

約数ペア:

[(1, 128706011), (7, 18386573), (41, 3139171), (223, 577157), (287, 448453), (1561, 82451), (2011, 64001), (9143, 14077)]