2505223

素因数分解:

$7^2\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1$

素因数の和:127

約数の個数: 24

約数和(自身を含む): 3160080

約数和(自身を除く): 654857

約数列:

[1, 7, 29, 41, 43, 49, 203, 287, 301, 1189, 1247, 1421, 1763, 2009, 2107, 8323, 8729, 12341, 51127, 58261, 61103, 86387, 357889, 2505223]

約数ペア:

[(1, 2505223), (7, 357889), (29, 86387), (41, 61103), (43, 58261), (49, 51127), (203, 12341), (287, 8729), (301, 8323), (1189, 2107), (1247, 2009), (1421, 1763)]