26481249

素因数分解:

$3^4\times {\mathrm{43}}^1\times {\mathrm{7603}}^1$

素因数の和:7658

約数の個数: 20

約数和(自身を含む): 40483696

約数和(自身を除く): 14002447

約数列:

[1, 3, 9, 27, 43, 81, 129, 387, 1161, 3483, 7603, 22809, 68427, 205281, 326929, 615843, 980787, 2942361, 8827083, 26481249]

約数ペア:

[(1, 26481249), (3, 8827083), (9, 2942361), (27, 980787), (43, 615843), (81, 326929), (129, 205281), (387, 68427), (1161, 22809), (3483, 7603)]