28284927

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{643}}^1$

素因数の和:731

約数の個数: 32

約数和(自身を含む): 43524096

約数和(自身を除く): 15239169

約数列:

[1, 3, 11, 31, 33, 43, 93, 129, 341, 473, 643, 1023, 1333, 1419, 1929, 3999, 7073, 14663, 19933, 21219, 27649, 43989, 59799, 82947, 219263, 304139, 657789, 857119, 912417, 2571357, 9428309, 28284927]

約数ペア:

[(1, 28284927), (3, 9428309), (11, 2571357), (31, 912417), (33, 857119), (43, 657789), (93, 304139), (129, 219263), (341, 82947), (473, 59799), (643, 43989), (1023, 27649), (1333, 21219), (1419, 19933), (1929, 14663), (3999, 7073)]