199971669

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{661}}^1\times {\mathrm{3253}}^1$

素因数の和:3948

約数の個数: 16

約数和(自身を含む): 275730944

約数和(自身を除く): 75759275

約数列:

[1, 3, 31, 93, 661, 1983, 3253, 9759, 20491, 61473, 100843, 302529, 2150233, 6450699, 66657223, 199971669]

約数ペア:

[(1, 199971669), (3, 66657223), (31, 6450699), (93, 2150233), (661, 302529), (1983, 100843), (3253, 61473), (9759, 20491)]