12071781

素因数分解:

$3^3\times {\mathrm{131}}^1\times {\mathrm{3413}}^1$

素因数の和:3553

約数の個数: 16

約数和(自身を含む): 18025920

約数和(自身を除く): 5954139

約数列:

[1, 3, 9, 27, 131, 393, 1179, 3413, 3537, 10239, 30717, 92151, 447103, 1341309, 4023927, 12071781]

約数ペア:

[(1, 12071781), (3, 4023927), (9, 1341309), (27, 447103), (131, 92151), (393, 30717), (1179, 10239), (3413, 3537)]