53317521

素因数分解:

$3^4\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{127}}^1$

素因数の和:283

約数の個数: 40

約数和(自身を含む): 82520064

約数和(自身を除く): 29202543

約数列:

[1, 3, 9, 27, 71, 73, 81, 127, 213, 219, 381, 639, 657, 1143, 1917, 1971, 3429, 5183, 5751, 5913, 9017, 9271, 10287, 15549, 27051, 27813, 46647, 81153, 83439, 139941, 243459, 250317, 419823, 658241, 730377, 750951, 1974723, 5924169, 17772507, 53317521]

約数ペア:

[(1, 53317521), (3, 17772507), (9, 5924169), (27, 1974723), (71, 750951), (73, 730377), (81, 658241), (127, 419823), (213, 250317), (219, 243459), (381, 139941), (639, 83439), (657, 81153), (1143, 46647), (1917, 27813), (1971, 27051), (3429, 15549), (5183, 10287), (5751, 9271), (5913, 9017)]