80697169

素因数分解:

$7^2\times {\mathrm{29}}^1\times {\mathrm{109}}^1\times {\mathrm{521}}^1$

素因数の和:673

約数の個数: 24

約数和(自身を含む): 98188200

約数和(自身を除く): 17491031

約数列:

[1, 7, 29, 49, 109, 203, 521, 763, 1421, 3161, 3647, 5341, 15109, 22127, 25529, 56789, 105763, 154889, 397523, 740341, 1646881, 2782661, 11528167, 80697169]

約数ペア:

[(1, 80697169), (7, 11528167), (29, 2782661), (49, 1646881), (109, 740341), (203, 397523), (521, 154889), (763, 105763), (1421, 56789), (3161, 25529), (3647, 22127), (5341, 15109)]