26508789

素因数分解:

$3^4\times {\mathrm{83}}^1\times {\mathrm{3943}}^1$

素因数の和:4038

約数の個数: 20

約数和(自身を含む): 40086816

約数和(自身を除く): 13578027

約数列:

[1, 3, 9, 27, 81, 83, 249, 747, 2241, 3943, 6723, 11829, 35487, 106461, 319383, 327269, 981807, 2945421, 8836263, 26508789]

約数ペア:

[(1, 26508789), (3, 8836263), (9, 2945421), (27, 981807), (81, 327269), (83, 319383), (249, 106461), (747, 35487), (2241, 11829), (3943, 6723)]