258781694

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{271}}^1\times {\mathrm{20759}}^1$

素因数の和:21055

約数の個数: 16

約数和(自身を含む): 406563840

約数和(自身を除く): 147782146

約数列:

[1, 2, 23, 46, 271, 542, 6233, 12466, 20759, 41518, 477457, 954914, 5625689, 11251378, 129390847, 258781694]

約数ペア:

[(1, 258781694), (2, 129390847), (23, 11251378), (46, 5625689), (271, 954914), (542, 477457), (6233, 41518), (12466, 20759)]