281170071

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{343309}}^1$

素因数の和:343335

約数の個数: 24

約数和(自身を含む): 499859360

約数和(自身を除く): 218689289

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 273, 819, 343309, 1029927, 2403163, 3089781, 4463017, 7209489, 13389051, 21628467, 31241119, 40167153, 93723357, 281170071]

約数ペア:

[(1, 281170071), (3, 93723357), (7, 40167153), (9, 31241119), (13, 21628467), (21, 13389051), (39, 7209489), (63, 4463017), (91, 3089781), (117, 2403163), (273, 1029927), (819, 343309)]