211530143

素因数分解:

${\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{56393}}^1$

素因数の和:56446

約数の個数: 12

約数和(自身を含む): 240012864

約数和(自身を除く): 28482721

約数列:

[1, 11, 31, 121, 341, 3751, 56393, 620323, 1748183, 6823553, 19230013, 211530143]

約数ペア:

[(1, 211530143), (11, 19230013), (31, 6823553), (121, 1748183), (341, 620323), (3751, 56393)]