199777799

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{401}}^1\times {\mathrm{2017}}^1$

素因数の和:2450

約数の個数: 16

約数和(自身を含む): 227146080

約数和(自身を除く): 27368281

約数列:

[1, 13, 19, 247, 401, 2017, 5213, 7619, 26221, 38323, 99047, 498199, 808817, 10514621, 15367523, 199777799]

約数ペア:

[(1, 199777799), (13, 15367523), (19, 10514621), (247, 808817), (401, 498199), (2017, 99047), (5213, 38323), (7619, 26221)]