80993619

素因数分解:

$3^2\times 7^3\times {\mathrm{26237}}^1$

素因数の和:26264

約数の個数: 24

約数和(自身を含む): 136437600

約数和(自身を除く): 55443981

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 343, 441, 1029, 3087, 26237, 78711, 183659, 236133, 550977, 1285613, 1652931, 3856839, 8999291, 11570517, 26997873, 80993619]

約数ペア:

[(1, 80993619), (3, 26997873), (7, 11570517), (9, 8999291), (21, 3856839), (49, 1652931), (63, 1285613), (147, 550977), (343, 236133), (441, 183659), (1029, 78711), (3087, 26237)]