28690959

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{367}}^1$

素因数の和:507

約数の個数: 32

約数和(自身を含む): 44089344

約数和(自身を除く): 15398385

約数列:

[1, 3, 11, 23, 33, 69, 103, 253, 309, 367, 759, 1101, 1133, 2369, 3399, 4037, 7107, 8441, 12111, 25323, 26059, 37801, 78177, 92851, 113403, 278553, 415811, 869423, 1247433, 2608269, 9563653, 28690959]

約数ペア:

[(1, 28690959), (3, 9563653), (11, 2608269), (23, 1247433), (33, 869423), (69, 415811), (103, 278553), (253, 113403), (309, 92851), (367, 78177), (759, 37801), (1101, 26059), (1133, 25323), (2369, 12111), (3399, 8441), (4037, 7107)]