81593163

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{53017}}^1$

素因数の和:53048

約数の個数: 20

約数和(自身を含む): 128303560

約数和(自身を除く): 46710397

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 513, 1539, 53017, 159051, 477153, 1007323, 1431459, 3021969, 4294377, 9065907, 27197721, 81593163]

約数ペア:

[(1, 81593163), (3, 27197721), (9, 9065907), (19, 4294377), (27, 3021969), (57, 1431459), (81, 1007323), (171, 477153), (513, 159051), (1539, 53017)]