16979109

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{18803}}^1$

素因数の和:18856

約数の個数: 16

約数和(自身を含む): 26476032

約数和(自身を除く): 9496923

約数列:

[1, 3, 7, 21, 43, 129, 301, 903, 18803, 56409, 131621, 394863, 808529, 2425587, 5659703, 16979109]

約数ペア:

[(1, 16979109), (3, 5659703), (7, 2425587), (21, 808529), (43, 394863), (129, 131621), (301, 56409), (903, 18803)]