26490429

素因数分解:

$3^3\times 7^2\times {\mathrm{20023}}^1$

素因数の和:20046

約数の個数: 24

約数和(自身を含む): 45654720

約数和(自身を除く): 19164291

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 441, 1323, 20023, 60069, 140161, 180207, 420483, 540621, 981127, 1261449, 2943381, 3784347, 8830143, 26490429]

約数ペア:

[(1, 26490429), (3, 8830143), (7, 3784347), (9, 2943381), (21, 1261449), (27, 981127), (49, 540621), (63, 420483), (147, 180207), (189, 140161), (441, 60069), (1323, 20023)]