213219189

素因数分解:

$3^3\times {\mathrm{139}}^1\times {\mathrm{56813}}^1$

素因数の和:56961

約数の個数: 16

約数和(自身を含む): 318158400

約数和(自身を除く): 104939211

約数列:

[1, 3, 9, 27, 139, 417, 1251, 3753, 56813, 170439, 511317, 1533951, 7897007, 23691021, 71073063, 213219189]

約数ペア:

[(1, 213219189), (3, 71073063), (9, 23691021), (27, 7897007), (139, 1533951), (417, 511317), (1251, 170439), (3753, 56813)]