201640281

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{25183}}^1$

素因数の和:25360

約数の個数: 16

約数和(自身を含む): 286493184

約数和(自身を除く): 84852903

約数列:

[1, 3, 17, 51, 157, 471, 2669, 8007, 25183, 75549, 428111, 1284333, 3953731, 11861193, 67213427, 201640281]

約数ペア:

[(1, 201640281), (3, 67213427), (17, 11861193), (51, 3953731), (157, 1284333), (471, 428111), (2669, 75549), (8007, 25183)]