2668655

素因数分解:

$5^1\times {\mathrm{11}}^3\times {\mathrm{401}}^1$

素因数の和:439

約数の個数: 16

約数和(自身を含む): 3531168

約数和(自身を除く): 862513

約数列:

[1, 5, 11, 55, 121, 401, 605, 1331, 2005, 4411, 6655, 22055, 48521, 242605, 533731, 2668655]

約数ペア:

[(1, 2668655), (5, 533731), (11, 242605), (55, 48521), (121, 22055), (401, 6655), (605, 4411), (1331, 2005)]