28711379905

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{2709899}}^1$

素因数の和:2710080

約数の個数: 16

約数和(自身を含む): 37331582400

約数和(自身を除く): 8620202495

約数列:

[1, 5, 13, 65, 163, 815, 2119, 10595, 2709899, 13549495, 35228687, 176143435, 441713537, 2208567685, 5742275981, 28711379905]

約数ペア:

[(1, 28711379905), (5, 5742275981), (13, 2208567685), (65, 441713537), (163, 176143435), (815, 35228687), (2119, 13549495), (10595, 2709899)]