320883409

素因数分解:

$7^2\times {\mathrm{11}}^2\times {\mathrm{54121}}^1$

素因数の和:54157

約数の個数: 18

約数和(自身を含む): 410298882

約数和(自身を除く): 89415473

約数列:

[1, 7, 11, 49, 77, 121, 539, 847, 5929, 54121, 378847, 595331, 2651929, 4167317, 6548641, 29171219, 45840487, 320883409]

約数ペア:

[(1, 320883409), (7, 45840487), (11, 29171219), (49, 6548641), (77, 4167317), (121, 2651929), (539, 595331), (847, 378847), (5929, 54121)]