77291564

素因数分解:

$2^2\times 7^1\times {\mathrm{137}}^1\times {\mathrm{20149}}^1$

素因数の和:20297

約数の個数: 24

約数和(自身を含む): 155719200

約数和(自身を除く): 78427636

約数列:

[1, 2, 4, 7, 14, 28, 137, 274, 548, 959, 1918, 3836, 20149, 40298, 80596, 141043, 282086, 564172, 2760413, 5520826, 11041652, 19322891, 38645782, 77291564]

約数ペア:

[(1, 77291564), (2, 38645782), (4, 19322891), (7, 11041652), (14, 5520826), (28, 2760413), (137, 564172), (274, 282086), (548, 141043), (959, 80596), (1918, 40298), (3836, 20149)]