51313405

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1669}}^1$

素因数の和:1741

約数の個数: 32

約数和(自身を含む): 74067840

約数和(自身を除く): 22754435

約数列:

[1, 5, 11, 13, 43, 55, 65, 143, 215, 473, 559, 715, 1669, 2365, 2795, 6149, 8345, 18359, 21697, 30745, 71767, 91795, 108485, 238667, 358835, 789437, 932971, 1193335, 3947185, 4664855, 10262681, 51313405]

約数ペア:

[(1, 51313405), (5, 10262681), (11, 4664855), (13, 3947185), (43, 1193335), (55, 932971), (65, 789437), (143, 358835), (215, 238667), (473, 108485), (559, 91795), (715, 71767), (1669, 30745), (2365, 21697), (2795, 18359), (6149, 8345)]