71284719

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{127}}^1\times {\mathrm{233}}^1$

素因数の和:447

約数の個数: 32

約数和(自身を含む): 106389504

約数和(自身を除く): 35104785

約数列:

[1, 3, 11, 33, 73, 127, 219, 233, 381, 699, 803, 1397, 2409, 2563, 4191, 7689, 9271, 17009, 27813, 29591, 51027, 88773, 101981, 187099, 305943, 325501, 561297, 976503, 2160143, 6480429, 23761573, 71284719]

約数ペア:

[(1, 71284719), (3, 23761573), (11, 6480429), (33, 2160143), (73, 976503), (127, 561297), (219, 325501), (233, 305943), (381, 187099), (699, 101981), (803, 88773), (1397, 51027), (2409, 29591), (2563, 27813), (4191, 17009), (7689, 9271)]