17681419

素因数分解:

$7^1\times {\mathrm{19}}^2\times {\mathrm{6997}}^1$

素因数の和:7042

約数の個数: 12

約数和(自身を含む): 21329904

約数和(自身を除く): 3648485

約数列:

[1, 7, 19, 133, 361, 2527, 6997, 48979, 132943, 930601, 2525917, 17681419]

約数ペア:

[(1, 17681419), (7, 2525917), (19, 930601), (133, 132943), (361, 48979), (2527, 6997)]