208180567

素因数分解:

$7^2\times {\mathrm{23}}^1\times {\mathrm{184721}}^1$

素因数の和:184758

約数の個数: 12

約数和(自身を含む): 252699696

約数和(自身を除く): 44519129

約数列:

[1, 7, 23, 49, 161, 1127, 184721, 1293047, 4248583, 9051329, 29740081, 208180567]

約数ペア:

[(1, 208180567), (7, 29740081), (23, 9051329), (49, 4248583), (161, 1293047), (1127, 184721)]