28138011

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{5431}}^1$

素因数の和:5602

約数の個数: 16

約数和(自身を含む): 41196288

約数和(自身を除く): 13058277

約数列:

[1, 3, 11, 33, 157, 471, 1727, 5181, 5431, 16293, 59741, 179223, 852667, 2558001, 9379337, 28138011]

約数ペア:

[(1, 28138011), (3, 9379337), (11, 2558001), (33, 852667), (157, 179223), (471, 59741), (1727, 16293), (5181, 5431)]