27947647

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{9907}}^1$

素因数の和:9958

約数の個数: 16

約数和(自身を含む): 35510272

約数和(自身を除く): 7562625

約数列:

[1, 7, 13, 31, 91, 217, 403, 2821, 9907, 69349, 128791, 307117, 901537, 2149819, 3992521, 27947647]

約数ペア:

[(1, 27947647), (7, 3992521), (13, 2149819), (31, 901537), (91, 307117), (217, 128791), (403, 69349), (2821, 9907)]