276939

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{263}}^1$

素因数の和:288

約数の個数: 20

約数和(自身を含む): 447216

約数和(自身を除く): 170277

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 263, 351, 789, 1053, 2367, 3419, 7101, 10257, 21303, 30771, 92313, 276939]

約数ペア:

[(1, 276939), (3, 92313), (9, 30771), (13, 21303), (27, 10257), (39, 7101), (81, 3419), (117, 2367), (263, 1053), (351, 789)]