2181795

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1889}}^1$

素因数の和:1915

約数の個数: 32

約数和(自身を含む): 4354560

約数和(自身を除く): 2172765

約数列:

[1, 3, 5, 7, 11, 15, 21, 33, 35, 55, 77, 105, 165, 231, 385, 1155, 1889, 5667, 9445, 13223, 20779, 28335, 39669, 62337, 66115, 103895, 145453, 198345, 311685, 436359, 727265, 2181795]

約数ペア:

[(1, 2181795), (3, 727265), (5, 436359), (7, 311685), (11, 198345), (15, 145453), (21, 103895), (33, 66115), (35, 62337), (55, 39669), (77, 28335), (105, 20779), (165, 13223), (231, 9445), (385, 5667), (1155, 1889)]