211966307

素因数分解:

$7^2\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{3469}}^1$

素因数の和:3555

約数の個数: 24

約数和(自身を含む): 261082800

約数和(自身を除く): 49116493

約数列:

[1, 7, 29, 43, 49, 203, 301, 1247, 1421, 2107, 3469, 8729, 24283, 61103, 100601, 149167, 169981, 704207, 1044169, 4325843, 4929449, 7309183, 30280901, 211966307]

約数ペア:

[(1, 211966307), (7, 30280901), (29, 7309183), (43, 4929449), (49, 4325843), (203, 1044169), (301, 704207), (1247, 169981), (1421, 149167), (2107, 100601), (3469, 61103), (8729, 24283)]