27864711

素因数分解:

$3^2\times 7^1\times {\mathrm{257}}^1\times {\mathrm{1721}}^1$

素因数の和:1991

約数の個数: 24

約数和(自身を含む): 46204704

約数和(自身を除く): 18339993

約数列:

[1, 3, 7, 9, 21, 63, 257, 771, 1721, 1799, 2313, 5163, 5397, 12047, 15489, 16191, 36141, 108423, 442297, 1326891, 3096079, 3980673, 9288237, 27864711]

約数ペア:

[(1, 27864711), (3, 9288237), (7, 3980673), (9, 3096079), (21, 1326891), (63, 442297), (257, 108423), (771, 36141), (1721, 16191), (1799, 15489), (2313, 12047), (5163, 5397)]