2192267

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{401}}^1$

素因数の和:490

約数の個数: 16

約数和(自身を含む): 2778624

約数和(自身を除く): 586357

約数列:

[1, 7, 11, 71, 77, 401, 497, 781, 2807, 4411, 5467, 28471, 30877, 199297, 313181, 2192267]

約数ペア:

[(1, 2192267), (7, 313181), (11, 199297), (71, 30877), (77, 28471), (401, 5467), (497, 4411), (781, 2807)]