28915293

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{103}}^1\times {\mathrm{181}}^1$

素因数の和:345

約数の個数: 32

約数和(自身を含む): 43610112

約数和(自身を除く): 14694819

約数列:

[1, 3, 11, 33, 47, 103, 141, 181, 309, 517, 543, 1133, 1551, 1991, 3399, 4841, 5973, 8507, 14523, 18643, 25521, 53251, 55929, 93577, 159753, 205073, 280731, 615219, 876221, 2628663, 9638431, 28915293]

約数ペア:

[(1, 28915293), (3, 9638431), (11, 2628663), (33, 876221), (47, 615219), (103, 280731), (141, 205073), (181, 159753), (309, 93577), (517, 55929), (543, 53251), (1133, 25521), (1551, 18643), (1991, 14523), (3399, 8507), (4841, 5973)]