28557111

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{5309}}^1$

素因数の和:5486

約数の個数: 16

約数和(自身を含む): 41800320

約数和(自身を除く): 13243209

約数列:

[1, 3, 11, 33, 163, 489, 1793, 5309, 5379, 15927, 58399, 175197, 865367, 2596101, 9519037, 28557111]

約数ペア:

[(1, 28557111), (3, 9519037), (11, 2596101), (33, 865367), (163, 175197), (489, 58399), (1793, 15927), (5309, 5379)]