2979599

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{521}}^1$

素因数の和:590

約数の個数: 16

約数和(自身を含む): 3674880

約数和(自身を除く): 695281

約数列:

[1, 7, 19, 43, 133, 301, 521, 817, 3647, 5719, 9899, 22403, 69293, 156821, 425657, 2979599]

約数ペア:

[(1, 2979599), (7, 425657), (19, 156821), (43, 69293), (133, 22403), (301, 9899), (521, 5719), (817, 3647)]