686803670306

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{121921}}^1\times {\mathrm{216661}}^1$

素因数の和:338597

約数の個数: 16

約数和(自身を含む): 1109466303288

約数和(自身を除く): 422662632982

約数列:

[1, 2, 13, 26, 121921, 216661, 243842, 433322, 1584973, 2816593, 3169946, 5633186, 26415525781, 52831051562, 343401835153, 686803670306]

約数ペア:

[(1, 686803670306), (2, 343401835153), (13, 52831051562), (26, 26415525781), (121921, 5633186), (216661, 3169946), (243842, 2816593), (433322, 1584973)]