208990199

素因数分解:

${\mathrm{11}}^1\times {\mathrm{1931}}^1\times {\mathrm{9839}}^1$

素因数の和:11781

約数の個数: 8

約数和(自身を含む): 228130560

約数和(自身を除く): 19140361

約数列:

[1, 11, 1931, 9839, 21241, 108229, 18999109, 208990199]

約数ペア:

[(1, 208990199), (11, 18999109), (1931, 108229), (9839, 21241)]