285210146

素因数分解:

$2^1\times {\mathrm{13}}^4\times {\mathrm{4993}}^1$

素因数の和:5047

約数の個数: 20

約数和(自身を含む): 463558062

約数和(自身を除く): 178347916

約数列:

[1, 2, 13, 26, 169, 338, 2197, 4394, 4993, 9986, 28561, 57122, 64909, 129818, 843817, 1687634, 10969621, 21939242, 142605073, 285210146]

約数ペア:

[(1, 285210146), (2, 142605073), (13, 21939242), (26, 10969621), (169, 1687634), (338, 843817), (2197, 129818), (4394, 64909), (4993, 57122), (9986, 28561)]