40543945

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{47981}}^1$

素因数の和:48012

約数の個数: 12

約数和(自身を含む): 52684236

約数和(自身を除く): 12140291

約数列:

[1, 5, 13, 65, 169, 845, 47981, 239905, 623753, 3118765, 8108789, 40543945]

約数ペア:

[(1, 40543945), (5, 8108789), (13, 3118765), (65, 623753), (169, 239905), (845, 47981)]