266787

素因数分解:

$3^3\times {\mathrm{41}}^1\times {\mathrm{241}}^1$

素因数の和:291

約数の個数: 16

約数和(自身を含む): 406560

約数和(自身を除く): 139773

約数列:

[1, 3, 9, 27, 41, 123, 241, 369, 723, 1107, 2169, 6507, 9881, 29643, 88929, 266787]

約数ペア:

[(1, 266787), (3, 88929), (9, 29643), (27, 9881), (41, 6507), (123, 2169), (241, 1107), (369, 723)]