1990683297

素因数分解:

$3^4\times {\mathrm{67}}^1\times {\mathrm{366811}}^1$

素因数の和:366890

約数の個数: 20

約数和(自身を含む): 3018129136

約数和(自身を除く): 1027445839

約数列:

[1, 3, 9, 27, 67, 81, 201, 603, 1809, 5427, 366811, 1100433, 3301299, 9903897, 24576337, 29711691, 73729011, 221187033, 663561099, 1990683297]

約数ペア:

[(1, 1990683297), (3, 663561099), (9, 221187033), (27, 73729011), (67, 29711691), (81, 24576337), (201, 9903897), (603, 3301299), (1809, 1100433), (5427, 366811)]