2069721

素因数分解:

$3^2\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1$

素因数の和:197

約数の個数: 24

約数和(自身を含む): 3144960

約数和(自身を除く): 1075239

約数列:

[1, 3, 9, 41, 71, 79, 123, 213, 237, 369, 639, 711, 2911, 3239, 5609, 8733, 9717, 16827, 26199, 29151, 50481, 229969, 689907, 2069721]

約数ペア:

[(1, 2069721), (3, 689907), (9, 229969), (41, 50481), (71, 29151), (79, 26199), (123, 16827), (213, 9717), (237, 8733), (369, 5609), (639, 3239), (711, 2911)]