27657575

素因数分解:

$5^2\times {\mathrm{11}}^2\times {\mathrm{41}}^1\times {\mathrm{223}}^1$

素因数の和:296

約数の個数: 36

約数和(自身を含む): 38789184

約数和(自身を除く): 11131609

約数列:

[1, 5, 11, 25, 41, 55, 121, 205, 223, 275, 451, 605, 1025, 1115, 2255, 2453, 3025, 4961, 5575, 9143, 11275, 12265, 24805, 26983, 45715, 61325, 100573, 124025, 134915, 228575, 502865, 674575, 1106303, 2514325, 5531515, 27657575]

約数ペア:

[(1, 27657575), (5, 5531515), (11, 2514325), (25, 1106303), (41, 674575), (55, 502865), (121, 228575), (205, 134915), (223, 124025), (275, 100573), (451, 61325), (605, 45715), (1025, 26983), (1115, 24805), (2255, 12265), (2453, 11275), (3025, 9143), (4961, 5575)]