208664863

素因数分解:

${\mathrm{11}}^3\times {\mathrm{211}}^1\times {\mathrm{743}}^1$

素因数の和:987

約数の個数: 16

約数和(自身を含む): 230913792

約数和(自身を除く): 22248929

約数列:

[1, 11, 121, 211, 743, 1331, 2321, 8173, 25531, 89903, 156773, 280841, 988933, 1724503, 18969533, 208664863]

約数ペア:

[(1, 208664863), (11, 18969533), (121, 1724503), (211, 988933), (743, 280841), (1331, 156773), (2321, 89903), (8173, 25531)]