28128278

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{6959}}^1$

素因数の和:7051

約数の個数: 16

約数和(自身を含む): 44098560

約数和(自身を除く): 15970282

約数列:

[1, 2, 43, 47, 86, 94, 2021, 4042, 6959, 13918, 299237, 327073, 598474, 654146, 14064139, 28128278]

約数ペア:

[(1, 28128278), (2, 14064139), (43, 654146), (47, 598474), (86, 327073), (94, 299237), (2021, 13918), (4042, 6959)]