208934968319

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{349}}^1\times {\mathrm{7774903}}^1$

素因数の和:7775270

約数の個数: 16

約数和(自身を含む): 261236774400

約数和(自身を除く): 52301806081

約数列:

[1, 7, 11, 77, 349, 2443, 3839, 26873, 7774903, 54424321, 85523933, 598667531, 2713441147, 18994088029, 29847852617, 208934968319]

約数ペア:

[(1, 208934968319), (7, 29847852617), (11, 18994088029), (77, 2713441147), (349, 598667531), (2443, 85523933), (3839, 54424321), (26873, 7774903)]