139465256

素因数分解:

$2^3\times 7^1\times {\mathrm{2490451}}^1$

素因数の和:2490464

約数の個数: 16

約数和(自身を含む): 298854240

約数和(自身を除く): 159388984

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 2490451, 4980902, 9961804, 17433157, 19923608, 34866314, 69732628, 139465256]

約数ペア:

[(1, 139465256), (2, 69732628), (4, 34866314), (7, 19923608), (8, 17433157), (14, 9961804), (28, 4980902), (56, 2490451)]