31915649

素因数分解:

${\mathrm{19}}^2\times {\mathrm{211}}^1\times {\mathrm{419}}^1$

素因数の和:668

約数の個数: 12

約数和(自身を含む): 33924240

約数和(自身を除く): 2008591

約数列:

[1, 19, 211, 361, 419, 4009, 7961, 76171, 88409, 151259, 1679771, 31915649]

約数ペア:

[(1, 31915649), (19, 1679771), (211, 151259), (361, 88409), (419, 76171), (4009, 7961)]