28089838

素因数分解:

$2^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{6991}}^1$

素因数の和:7048

約数の個数: 24

約数和(自身を含む): 50216544

約数和(自身を除く): 22126706

約数列:

[1, 2, 7, 14, 41, 49, 82, 98, 287, 574, 2009, 4018, 6991, 13982, 48937, 97874, 286631, 342559, 573262, 685118, 2006417, 4012834, 14044919, 28089838]

約数ペア:

[(1, 28089838), (2, 14044919), (7, 4012834), (14, 2006417), (41, 685118), (49, 573262), (82, 342559), (98, 286631), (287, 97874), (574, 48937), (2009, 13982), (4018, 6991)]