214920121

素因数分解:

${\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{443}}^1\times {\mathrm{557}}^1$

素因数の和:1080

約数の個数: 16

約数和(自身を含む): 235859904

約数和(自身を除く): 20939783

約数列:

[1, 13, 67, 443, 557, 871, 5759, 7241, 29681, 37319, 246751, 385853, 485147, 3207763, 16532317, 214920121]

約数ペア:

[(1, 214920121), (13, 16532317), (67, 3207763), (443, 485147), (557, 385853), (871, 246751), (5759, 37319), (7241, 29681)]