201617211

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{20261}}^1$

素因数の和:20402

約数の個数: 16

約数和(自身を含む): 280101888

約数和(自身を除く): 78484677

約数列:

[1, 3, 31, 93, 107, 321, 3317, 9951, 20261, 60783, 628091, 1884273, 2167927, 6503781, 67205737, 201617211]

約数ペア:

[(1, 201617211), (3, 67205737), (31, 6503781), (93, 2167927), (107, 1884273), (321, 628091), (3317, 60783), (9951, 20261)]