2008443017

素因数分解:

$7^3\times {\mathrm{521}}^1\times {\mathrm{11239}}^1$

素因数の和:11781

約数の個数: 16

約数和(自身を含む): 2346912000

約数和(自身を除く): 338468983

約数列:

[1, 7, 49, 343, 521, 3647, 11239, 25529, 78673, 178703, 550711, 3854977, 5855519, 40988633, 286920431, 2008443017]

約数ペア:

[(1, 2008443017), (7, 286920431), (49, 40988633), (343, 5855519), (521, 3854977), (3647, 550711), (11239, 178703), (25529, 78673)]