201311209

素因数分解:

${\mathrm{11}}^2\times {\mathrm{157}}^1\times {\mathrm{10597}}^1$

素因数の和:10776

約数の個数: 12

約数和(自身を含む): 222706372

約数和(自身を除く): 21395163

約数列:

[1, 11, 121, 157, 1727, 10597, 18997, 116567, 1282237, 1663729, 18301019, 201311209]

約数ペア:

[(1, 201311209), (11, 18301019), (121, 1663729), (157, 1282237), (1727, 116567), (10597, 18997)]