211380891

素因数分解:

$3^1\times {\mathrm{337}}^1\times {\mathrm{419}}^1\times {\mathrm{499}}^1$

素因数の和:1258

約数の個数: 16

約数和(自身を含む): 283920000

約数和(自身を除く): 72539109

約数列:

[1, 3, 337, 419, 499, 1011, 1257, 1497, 141203, 168163, 209081, 423609, 504489, 627243, 70460297, 211380891]

約数ペア:

[(1, 211380891), (3, 70460297), (337, 627243), (419, 504489), (499, 423609), (1011, 209081), (1257, 168163), (1497, 141203)]