2139335

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{401}}^1$

素因数の和:514

約数の個数: 16

約数和(自身を含む): 2836512

約数和(自身を除く): 697177

約数列:

[1, 5, 11, 55, 97, 401, 485, 1067, 2005, 4411, 5335, 22055, 38897, 194485, 427867, 2139335]

約数ペア:

[(1, 2139335), (5, 427867), (11, 194485), (55, 38897), (97, 22055), (401, 5335), (485, 4411), (1067, 2005)]