388540802836

素因数分解:

$2^2\times {\mathrm{83}}^1\times {\mathrm{7621}}^1\times {\mathrm{153563}}^1$

素因数の和:161271

約数の個数: 24

約数和(自身を含む): 688233307104

約数和(自身を除く): 299692504268

約数列:

[1, 2, 4, 83, 166, 332, 7621, 15242, 30484, 153563, 307126, 614252, 632543, 1265086, 2530172, 12745729, 25491458, 50982916, 1170303623, 2340607246, 4681214492, 97135200709, 194270401418, 388540802836]

約数ペア:

[(1, 388540802836), (2, 194270401418), (4, 97135200709), (83, 4681214492), (166, 2340607246), (332, 1170303623), (7621, 50982916), (15242, 25491458), (30484, 12745729), (153563, 2530172), (307126, 1265086), (614252, 632543)]