2891644

素因数分解:

$2^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{1693}}^1$

素因数の和:1765

約数の個数: 24

約数和(自身を含む): 5881568

約数和(自身を除く): 2989924

約数列:

[1, 2, 4, 7, 14, 28, 61, 122, 244, 427, 854, 1693, 1708, 3386, 6772, 11851, 23702, 47404, 103273, 206546, 413092, 722911, 1445822, 2891644]

約数ペア:

[(1, 2891644), (2, 1445822), (4, 722911), (7, 413092), (14, 206546), (28, 103273), (61, 47404), (122, 23702), (244, 11851), (427, 6772), (854, 3386), (1693, 1708)]