12347587

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{263}}^1\times {\mathrm{353}}^1$

素因数の和:642

約数の個数: 16

約数和(自身を含む): 14952960

約数和(自身を除く): 2605373

約数列:

[1, 7, 19, 133, 263, 353, 1841, 2471, 4997, 6707, 34979, 46949, 92839, 649873, 1763941, 12347587]

約数ペア:

[(1, 12347587), (7, 1763941), (19, 649873), (133, 92839), (263, 46949), (353, 34979), (1841, 6707), (2471, 4997)]