2008657821

素因数分解:

$3^1\times {\mathrm{89}}^1\times {\mathrm{107}}^1\times {\mathrm{70309}}^1$

素因数の和:70508

約数の個数: 16

約数和(自身を含む): 2733652800

約数和(自身を除く): 724994979

約数列:

[1, 3, 89, 107, 267, 321, 9523, 28569, 70309, 210927, 6257501, 7523063, 18772503, 22569189, 669552607, 2008657821]

約数ペア:

[(1, 2008657821), (3, 669552607), (89, 22569189), (107, 18772503), (267, 7523063), (321, 6257501), (9523, 210927), (28569, 70309)]