27254415

素因数分解:

$3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{157}}^1\times {\mathrm{163}}^1$

素因数の和:399

約数の個数: 32

約数和(自身を含む): 44775936

約数和(自身を除く): 17521521

約数列:

[1, 3, 5, 15, 71, 157, 163, 213, 355, 471, 489, 785, 815, 1065, 2355, 2445, 11147, 11573, 25591, 33441, 34719, 55735, 57865, 76773, 127955, 167205, 173595, 383865, 1816961, 5450883, 9084805, 27254415]

約数ペア:

[(1, 27254415), (3, 9084805), (5, 5450883), (15, 1816961), (71, 383865), (157, 173595), (163, 167205), (213, 127955), (355, 76773), (471, 57865), (489, 55735), (785, 34719), (815, 33441), (1065, 25591), (2355, 11573), (2445, 11147)]