247408091

素因数分解:

$7^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1\times {\mathrm{4567}}^1$

素因数の和:4754

約数の個数: 16

約数和(自身を含む): 289428480

約数和(自身を除く): 42020389

約数列:

[1, 7, 71, 109, 497, 763, 4567, 7739, 31969, 54173, 324257, 497803, 2269799, 3484621, 35344013, 247408091]

約数ペア:

[(1, 247408091), (7, 35344013), (71, 3484621), (109, 2269799), (497, 497803), (763, 324257), (4567, 54173), (7739, 31969)]