1057221

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{181}}^1$

素因数の和:257

約数の個数: 24

約数和(自身を含む): 1703520

約数和(自身を除く): 646299

約数列:

[1, 3, 9, 11, 33, 59, 99, 177, 181, 531, 543, 649, 1629, 1947, 1991, 5841, 5973, 10679, 17919, 32037, 96111, 117469, 352407, 1057221]

約数ペア:

[(1, 1057221), (3, 352407), (9, 117469), (11, 96111), (33, 32037), (59, 17919), (99, 10679), (177, 5973), (181, 5841), (531, 1991), (543, 1947), (649, 1629)]