168648745

素因数分解:

$5^1\times {\mathrm{131}}^1\times {\mathrm{197}}^1\times {\mathrm{1307}}^1$

素因数の和:1640

約数の個数: 16

約数和(自身を含む): 205115328

約数和(自身を除く): 36466583

約数列:

[1, 5, 131, 197, 655, 985, 1307, 6535, 25807, 129035, 171217, 257479, 856085, 1287395, 33729749, 168648745]

約数ペア:

[(1, 168648745), (5, 33729749), (131, 1287395), (197, 856085), (655, 257479), (985, 171217), (1307, 129035), (6535, 25807)]