166221

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1$

素因数の和:113

約数の個数: 24

約数和(自身を含む): 277056

約数和(自身を除く): 110835

約数列:

[1, 3, 9, 11, 23, 33, 69, 73, 99, 207, 219, 253, 657, 759, 803, 1679, 2277, 2409, 5037, 7227, 15111, 18469, 55407, 166221]

約数ペア:

[(1, 166221), (3, 55407), (9, 18469), (11, 15111), (23, 7227), (33, 5037), (69, 2409), (73, 2277), (99, 1679), (207, 803), (219, 759), (253, 657)]