209219901

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{372941}}^1$

素因数の和:372972

約数の個数: 16

約数和(自身を含む): 322221888

約数和(自身を除く): 113001987

約数列:

[1, 3, 11, 17, 33, 51, 187, 561, 372941, 1118823, 4102351, 6339997, 12307053, 19019991, 69739967, 209219901]

約数ペア:

[(1, 209219901), (3, 69739967), (11, 19019991), (17, 12307053), (33, 6339997), (51, 4102351), (187, 1118823), (561, 372941)]