25760133

素因数分解:

$3^3\times 7^2\times {\mathrm{19471}}^1$

素因数の和:19494

約数の個数: 24

約数和(自身を含む): 44396160

約数和(自身を除く): 18636027

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 441, 1323, 19471, 58413, 136297, 175239, 408891, 525717, 954079, 1226673, 2862237, 3680019, 8586711, 25760133]

約数ペア:

[(1, 25760133), (3, 8586711), (7, 3680019), (9, 2862237), (21, 1226673), (27, 954079), (49, 525717), (63, 408891), (147, 175239), (189, 136297), (441, 58413), (1323, 19471)]