208764031

素因数分解:

$7^1\times {\mathrm{23}}^2\times {\mathrm{56377}}^1$

素因数の和:56430

約数の個数: 12

約数和(自身を含む): 249416272

約数和(自身を除く): 40652241

約数列:

[1, 7, 23, 161, 529, 3703, 56377, 394639, 1296671, 9076697, 29823433, 208764031]

約数ペア:

[(1, 208764031), (7, 29823433), (23, 9076697), (161, 1296671), (529, 394639), (3703, 56377)]