208719343

素因数分解:

$7^1\times {\mathrm{79}}^1\times {\mathrm{571}}^1\times {\mathrm{661}}^1$

素因数の和:1318

約数の個数: 16

約数和(自身を含む): 242344960

約数和(自身を除く): 33625617

約数列:

[1, 7, 79, 553, 571, 661, 3997, 4627, 45109, 52219, 315763, 365533, 377431, 2642017, 29817049, 208719343]

約数ペア:

[(1, 208719343), (7, 29817049), (79, 2642017), (553, 377431), (571, 365533), (661, 315763), (3997, 52219), (4627, 45109)]