26639361

素因数分解:

$3^5\times 7^1\times {\mathrm{15661}}^1$

素因数の和:15683

約数の個数: 24

約数和(自身を含む): 45607744

約数和(自身を除く): 18968383

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 243, 567, 1701, 15661, 46983, 109627, 140949, 328881, 422847, 986643, 1268541, 2959929, 3805623, 8879787, 26639361]

約数ペア:

[(1, 26639361), (3, 8879787), (7, 3805623), (9, 2959929), (21, 1268541), (27, 986643), (63, 422847), (81, 328881), (189, 140949), (243, 109627), (567, 46983), (1701, 15661)]