1290069

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{157}}^1$

素因数の和:257

約数の個数: 24

約数和(自身を含む): 2070432

約数和(自身を除く): 780363

約数列:

[1, 3, 9, 11, 33, 83, 99, 157, 249, 471, 747, 913, 1413, 1727, 2739, 5181, 8217, 13031, 15543, 39093, 117279, 143341, 430023, 1290069]

約数ペア:

[(1, 1290069), (3, 430023), (9, 143341), (11, 117279), (33, 39093), (83, 15543), (99, 13031), (157, 8217), (249, 5181), (471, 2739), (747, 1727), (913, 1413)]