28447588

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{2777}}^1$

素因数の和:2991

約数の個数: 24

約数和(自身を含む): 53904312

約数和(自身を除く): 25456724

約数列:

[1, 2, 4, 13, 26, 52, 197, 394, 788, 2561, 2777, 5122, 5554, 10244, 11108, 36101, 72202, 144404, 547069, 1094138, 2188276, 7111897, 14223794, 28447588]

約数ペア:

[(1, 28447588), (2, 14223794), (4, 7111897), (13, 2188276), (26, 1094138), (52, 547069), (197, 144404), (394, 72202), (788, 36101), (2561, 11108), (2777, 10244), (5122, 5554)]