6990775

素因数分解:

$5^2\times {\mathrm{11}}^2\times {\mathrm{2311}}^1$

素因数の和:2343

約数の個数: 18

約数和(自身を含む): 9532376

約数和(自身を除く): 2541601

約数列:

[1, 5, 11, 25, 55, 121, 275, 605, 2311, 3025, 11555, 25421, 57775, 127105, 279631, 635525, 1398155, 6990775]

約数ペア:

[(1, 6990775), (5, 1398155), (11, 635525), (25, 279631), (55, 127105), (121, 57775), (275, 25421), (605, 11555), (2311, 3025)]