16864085

素因数分解:

$5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{4049}}^1$

素因数の和:4085

約数の個数: 24

約数和(自身を含む): 24931800

約数和(自身を除く): 8067715

約数列:

[1, 5, 7, 17, 35, 49, 85, 119, 245, 595, 833, 4049, 4165, 20245, 28343, 68833, 141715, 198401, 344165, 481831, 992005, 2409155, 3372817, 16864085]

約数ペア:

[(1, 16864085), (5, 3372817), (7, 2409155), (17, 992005), (35, 481831), (49, 344165), (85, 198401), (119, 141715), (245, 68833), (595, 28343), (833, 20245), (4049, 4165)]