26197749

素因数分解:

$3^4\times {\mathrm{503}}^1\times {\mathrm{643}}^1$

素因数の和:1158

約数の個数: 20

約数和(自身を含む): 39273696

約数和(自身を除く): 13075947

約数列:

[1, 3, 9, 27, 81, 503, 643, 1509, 1929, 4527, 5787, 13581, 17361, 40743, 52083, 323429, 970287, 2910861, 8732583, 26197749]

約数ペア:

[(1, 26197749), (3, 8732583), (9, 2910861), (27, 970287), (81, 323429), (503, 52083), (643, 40743), (1509, 17361), (1929, 13581), (4527, 5787)]