53173211

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{20149}}^1$

素因数の和:20198

約数の個数: 16

約数和(自身を含む): 67704000

約数和(自身を除く): 14530789

約数列:

[1, 7, 13, 29, 91, 203, 377, 2639, 20149, 141043, 261937, 584321, 1833559, 4090247, 7596173, 53173211]

約数ペア:

[(1, 53173211), (7, 7596173), (13, 4090247), (29, 1833559), (91, 584321), (203, 261937), (377, 141043), (2639, 20149)]