6538021

素因数分解:

$7^2\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{107}}^1$

素因数の和:193

約数の個数: 24

約数和(自身を含む): 8125920

約数和(自身を除く): 1587899

約数列:

[1, 7, 29, 43, 49, 107, 203, 301, 749, 1247, 1421, 2107, 3103, 4601, 5243, 8729, 21721, 32207, 61103, 133429, 152047, 225449, 934003, 6538021]

約数ペア:

[(1, 6538021), (7, 934003), (29, 225449), (43, 152047), (49, 133429), (107, 61103), (203, 32207), (301, 21721), (749, 8729), (1247, 5243), (1421, 4601), (2107, 3103)]