80626509

素因数分解:

$3^4\times {\mathrm{59}}^1\times {\mathrm{16871}}^1$

素因数の和:16942

約数の個数: 20

約数和(自身を含む): 122490720

約数和(自身を除く): 41864211

約数列:

[1, 3, 9, 27, 59, 81, 177, 531, 1593, 4779, 16871, 50613, 151839, 455517, 995389, 1366551, 2986167, 8958501, 26875503, 80626509]

約数ペア:

[(1, 80626509), (3, 26875503), (9, 8958501), (27, 2986167), (59, 1366551), (81, 995389), (177, 455517), (531, 151839), (1593, 50613), (4779, 16871)]