28518385

素因数分解:

$5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{9817}}^1$

素因数の和:9912

約数の個数: 16

約数和(自身を含む): 39586176

約数和(自身を除く): 11067791

約数列:

[1, 5, 7, 35, 83, 415, 581, 2905, 9817, 49085, 68719, 343595, 814811, 4074055, 5703677, 28518385]

約数ペア:

[(1, 28518385), (5, 5703677), (7, 4074055), (35, 814811), (83, 343595), (415, 68719), (581, 49085), (2905, 9817)]