51242290

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{42349}}^1$

素因数の和:42378

約数の個数: 24

約数和(自身を含む): 101385900

約数和(自身を除く): 50143610

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 121, 242, 605, 1210, 42349, 84698, 211745, 423490, 465839, 931678, 2329195, 4658390, 5124229, 10248458, 25621145, 51242290]

約数ペア:

[(1, 51242290), (2, 25621145), (5, 10248458), (10, 5124229), (11, 4658390), (22, 2329195), (55, 931678), (110, 465839), (121, 423490), (242, 211745), (605, 84698), (1210, 42349)]