128534913

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{331}}^1\times {\mathrm{3319}}^1$

素因数の和:3669

約数の個数: 24

約数和(自身を含む): 200607680

約数和(自身を除く): 72072767

約数列:

[1, 3, 9, 13, 39, 117, 331, 993, 2979, 3319, 4303, 9957, 12909, 29871, 38727, 43147, 129441, 388323, 1098589, 3295767, 9887301, 14281657, 42844971, 128534913]

約数ペア:

[(1, 128534913), (3, 42844971), (9, 14281657), (13, 9887301), (39, 3295767), (117, 1098589), (331, 388323), (993, 129441), (2979, 43147), (3319, 38727), (4303, 29871), (9957, 12909)]