123991197

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{27031}}^1$

素因数の和:27184

約数の個数: 16

約数和(自身を含む): 181655040

約数和(自身を除く): 57663843

約数列:

[1, 3, 11, 33, 139, 417, 1529, 4587, 27031, 81093, 297341, 892023, 3757309, 11271927, 41330399, 123991197]

約数ペア:

[(1, 123991197), (3, 41330399), (11, 11271927), (33, 3757309), (139, 892023), (417, 297341), (1529, 81093), (4587, 27031)]