81475227

素因数分解:

$3^6\times {\mathrm{73}}^1\times {\mathrm{1531}}^1$

素因数の和:1622

約数の個数: 28

約数和(自身を含む): 123911224

約数和(自身を除く): 42435997

約数列:

[1, 3, 9, 27, 73, 81, 219, 243, 657, 729, 1531, 1971, 4593, 5913, 13779, 17739, 41337, 53217, 111763, 124011, 335289, 372033, 1005867, 1116099, 3017601, 9052803, 27158409, 81475227]

約数ペア:

[(1, 81475227), (3, 27158409), (9, 9052803), (27, 3017601), (73, 1116099), (81, 1005867), (219, 372033), (243, 335289), (657, 124011), (729, 111763), (1531, 53217), (1971, 41337), (4593, 17739), (5913, 13779)]