12393909

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{599}}^1$

素因数の和:646

約数の個数: 36

約数和(自身を含む): 20748000

約数和(自身を除く): 8354091

約数列:

[1, 3, 9, 11, 19, 33, 57, 99, 121, 171, 209, 363, 599, 627, 1089, 1797, 1881, 2299, 5391, 6589, 6897, 11381, 19767, 20691, 34143, 59301, 72479, 102429, 125191, 217437, 375573, 652311, 1126719, 1377101, 4131303, 12393909]

約数ペア:

[(1, 12393909), (3, 4131303), (9, 1377101), (11, 1126719), (19, 652311), (33, 375573), (57, 217437), (99, 125191), (121, 102429), (171, 72479), (209, 59301), (363, 34143), (599, 20691), (627, 19767), (1089, 11381), (1797, 6897), (1881, 6589), (2299, 5391)]