2555189

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{653}}^1$

素因数の和:716

約数の個数: 16

約数和(自身を含む): 3222912

約数和(自身を除く): 667723

約数列:

[1, 7, 13, 43, 91, 301, 559, 653, 3913, 4571, 8489, 28079, 59423, 196553, 365027, 2555189]

約数ペア:

[(1, 2555189), (7, 365027), (13, 196553), (43, 59423), (91, 28079), (301, 8489), (559, 4571), (653, 3913)]