211488563

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{77839}}^1$

素因数の和:77882

約数の個数: 16

約数和(自身を含む): 261542400

約数和(自身を除く): 50053837

約数列:

[1, 11, 13, 19, 143, 209, 247, 2717, 77839, 856229, 1011907, 1478941, 11130977, 16268351, 19226233, 211488563]

約数ペア:

[(1, 211488563), (11, 19226233), (13, 16268351), (19, 11130977), (143, 1478941), (209, 1011907), (247, 856229), (2717, 77839)]