38909065

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{8431}}^1$

素因数の和:8520

約数の個数: 16

約数和(自身を含む): 50996736

約数和(自身を除く): 12087671

約数列:

[1, 5, 13, 65, 71, 355, 923, 4615, 8431, 42155, 109603, 548015, 598601, 2993005, 7781813, 38909065]

約数ペア:

[(1, 38909065), (5, 7781813), (13, 2993005), (65, 598601), (71, 548015), (355, 109603), (923, 42155), (4615, 8431)]