206119991

素因数分解:

$7^1\times {\mathrm{11}}^3\times {\mathrm{22123}}^1$

素因数の和:22163

約数の個数: 16

約数和(自身を含む): 259116288

約数和(自身を除く): 52996297

約数列:

[1, 7, 11, 77, 121, 847, 1331, 9317, 22123, 154861, 243353, 1703471, 2676883, 18738181, 29445713, 206119991]

約数ペア:

[(1, 206119991), (7, 29445713), (11, 18738181), (77, 2676883), (121, 1703471), (847, 243353), (1331, 154861), (9317, 22123)]