25542027

素因数分解:

$3^3\times 7^1\times {\mathrm{149}}^1\times {\mathrm{907}}^1$

素因数の和:1072

約数の個数: 32

約数和(自身を含む): 43584000

約数和(自身を除く): 18041973

約数列:

[1, 3, 7, 9, 21, 27, 63, 149, 189, 447, 907, 1043, 1341, 2721, 3129, 4023, 6349, 8163, 9387, 19047, 24489, 28161, 57141, 135143, 171423, 405429, 946001, 1216287, 2838003, 3648861, 8514009, 25542027]

約数ペア:

[(1, 25542027), (3, 8514009), (7, 3648861), (9, 2838003), (21, 1216287), (27, 946001), (63, 405429), (149, 171423), (189, 135143), (447, 57141), (907, 28161), (1043, 24489), (1341, 19047), (2721, 9387), (3129, 8163), (4023, 6349)]