64571585

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{14827}}^1$

素因数の和:14912

約数の個数: 16

約数和(自身を含む): 84697536

約数和(自身を除く): 20125951

約数列:

[1, 5, 13, 65, 67, 335, 871, 4355, 14827, 74135, 192751, 963755, 993409, 4967045, 12914317, 64571585]

約数ペア:

[(1, 64571585), (5, 12914317), (13, 4967045), (65, 993409), (67, 963755), (335, 192751), (871, 74135), (4355, 14827)]