78582721

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{3253}}^1$

素因数の和:3313

約数の個数: 24

約数和(自身を含む): 100158120

約数和(自身を除く): 21575399

約数列:

[1, 7, 17, 29, 49, 119, 203, 493, 833, 1421, 3253, 3451, 22771, 24157, 55301, 94337, 159397, 387107, 660359, 1603729, 2709749, 4622513, 11226103, 78582721]

約数ペア:

[(1, 78582721), (7, 11226103), (17, 4622513), (29, 2709749), (49, 1603729), (119, 660359), (203, 387107), (493, 159397), (833, 94337), (1421, 55301), (3253, 24157), (3451, 22771)]