61378479

素因数分解:

$3^4\times {\mathrm{751}}^1\times {\mathrm{1009}}^1$

素因数の和:1772

約数の個数: 20

約数和(自身を含む): 91901920

約数和(自身を除く): 30523441

約数列:

[1, 3, 9, 27, 81, 751, 1009, 2253, 3027, 6759, 9081, 20277, 27243, 60831, 81729, 757759, 2273277, 6819831, 20459493, 61378479]

約数ペア:

[(1, 61378479), (3, 20459493), (9, 6819831), (27, 2273277), (81, 757759), (751, 81729), (1009, 60831), (2253, 27243), (3027, 20277), (6759, 9081)]