200540721

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{28289}}^1$

素因数の和:28448

約数の個数: 16

約数和(自身を含む): 285163200

約数和(自身を除く): 84622479

約数列:

[1, 3, 17, 51, 139, 417, 2363, 7089, 28289, 84867, 480913, 1442739, 3932171, 11796513, 66846907, 200540721]

約数ペア:

[(1, 200540721), (3, 66846907), (17, 11796513), (51, 3932171), (139, 1442739), (417, 480913), (2363, 84867), (7089, 28289)]