68949405

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{218887}}^1$

素因数の和:218905

約数の個数: 24

約数和(自身を含む): 136586112

約数和(自身を除く): 67636707

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 218887, 656661, 1094435, 1532209, 1969983, 3283305, 4596627, 7661045, 9849915, 13789881, 22983135, 68949405]

約数ペア:

[(1, 68949405), (3, 22983135), (5, 13789881), (7, 9849915), (9, 7661045), (15, 4596627), (21, 3283305), (35, 1969983), (45, 1532209), (63, 1094435), (105, 656661), (315, 218887)]