28101016

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{81689}}^1$

素因数の和:81738

約数の個数: 16

約数和(自身を含む): 53915400

約数和(自身を除く): 25814384

約数列:

[1, 2, 4, 8, 43, 86, 172, 344, 81689, 163378, 326756, 653512, 3512627, 7025254, 14050508, 28101016]

約数ペア:

[(1, 28101016), (2, 14050508), (4, 7025254), (8, 3512627), (43, 653512), (86, 326756), (172, 163378), (344, 81689)]