210399077

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{521}}^1\times {\mathrm{1861}}^1$

素因数の和:2420

約数の個数: 16

約数和(自身を含む): 248822784

約数和(自身を除く): 38423707

約数列:

[1, 7, 31, 217, 521, 1861, 3647, 13027, 16151, 57691, 113057, 403837, 969581, 6787067, 30057011, 210399077]

約数ペア:

[(1, 210399077), (7, 30057011), (31, 6787067), (217, 969581), (521, 403837), (1861, 113057), (3647, 57691), (13027, 16151)]