209230901

素因数分解:

${\mathrm{11}}^2\times {\mathrm{89}}^1\times {\mathrm{19429}}^1$

素因数の和:19540

約数の個数: 12

約数和(自身を含む): 232577100

約数和(自身を除く): 23346199

約数列:

[1, 11, 89, 121, 979, 10769, 19429, 213719, 1729181, 2350909, 19020991, 209230901]

約数ペア:

[(1, 209230901), (11, 19020991), (89, 2350909), (121, 1729181), (979, 213719), (10769, 19429)]