80821131291

素因数分解:

$3^3\times {\mathrm{4657}}^1\times {\mathrm{642769}}^1$

素因数の和:647435

約数の個数: 16

約数和(自身を含む): 119760906400

約数和(自身を除く): 38939775109

約数列:

[1, 3, 9, 27, 4657, 13971, 41913, 125739, 642769, 1928307, 5784921, 17354763, 2993375233, 8980125699, 26940377097, 80821131291]

約数ペア:

[(1, 80821131291), (3, 26940377097), (9, 8980125699), (27, 2993375233), (4657, 17354763), (13971, 5784921), (41913, 1928307), (125739, 642769)]