1390961

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{137}}^1$

素因数の和:232

約数の個数: 16

約数和(自身を含む): 1669248

約数和(自身を除く): 278287

約数列:

[1, 11, 13, 71, 137, 143, 781, 923, 1507, 1781, 9727, 10153, 19591, 106997, 126451, 1390961]

約数ペア:

[(1, 1390961), (11, 126451), (13, 106997), (71, 19591), (137, 10153), (143, 9727), (781, 1781), (923, 1507)]