129413879

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{199}}^1\times {\mathrm{1523}}^1$

素因数の和:1790

約数の個数: 16

約数和(自身を含む): 151180800

約数和(自身を除く): 21766921

約数列:

[1, 7, 61, 199, 427, 1393, 1523, 10661, 12139, 84973, 92903, 303077, 650321, 2121539, 18487697, 129413879]

約数ペア:

[(1, 129413879), (7, 18487697), (61, 2121539), (199, 650321), (427, 303077), (1393, 92903), (1523, 84973), (10661, 12139)]