27902006

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{17863}}^1$

素因数の和:17947

約数の個数: 16

約数和(自身を含む): 46303488

約数和(自身を除く): 18401482

約数列:

[1, 2, 11, 22, 71, 142, 781, 1562, 17863, 35726, 196493, 392986, 1268273, 2536546, 13951003, 27902006]

約数ペア:

[(1, 27902006), (2, 13951003), (11, 2536546), (22, 1268273), (71, 392986), (142, 196493), (781, 35726), (1562, 17863)]