26865981

素因数分解:

$3^2\times {\mathrm{19}}^2\times {\mathrm{8269}}^1$

素因数の和:8313

約数の個数: 18

約数和(自身を含む): 40961310

約数和(自身を除く): 14095329

約数列:

[1, 3, 9, 19, 57, 171, 361, 1083, 3249, 8269, 24807, 74421, 157111, 471333, 1413999, 2985109, 8955327, 26865981]

約数ペア:

[(1, 26865981), (3, 8955327), (9, 2985109), (19, 1413999), (57, 471333), (171, 157111), (361, 74421), (1083, 24807), (3249, 8269)]