13530607405

素因数分解:

$5^1\times 7^4\times {\mathrm{1127081}}^1$

素因数の和:1127114

約数の個数: 20

約数和(自身を含む): 18941740092

約数和(自身を除く): 5411132687

約数列:

[1, 5, 7, 35, 49, 245, 343, 1715, 2401, 12005, 1127081, 5635405, 7889567, 39447835, 55226969, 276134845, 386588783, 1932943915, 2706121481, 13530607405]

約数ペア:

[(1, 13530607405), (5, 2706121481), (7, 1932943915), (35, 386588783), (49, 276134845), (245, 55226969), (343, 39447835), (1715, 7889567), (2401, 5635405), (12005, 1127081)]