28298774

素因数分解:

$2^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{7043}}^1$

素因数の和:7100

約数の個数: 24

約数和(自身を含む): 50590008

約数和(自身を除く): 22291234

約数列:

[1, 2, 7, 14, 41, 49, 82, 98, 287, 574, 2009, 4018, 7043, 14086, 49301, 98602, 288763, 345107, 577526, 690214, 2021341, 4042682, 14149387, 28298774]

約数ペア:

[(1, 28298774), (2, 14149387), (7, 4042682), (14, 2021341), (41, 690214), (49, 577526), (82, 345107), (98, 288763), (287, 98602), (574, 49301), (2009, 14086), (4018, 7043)]