51526287

素因数分解:

$3^4\times {\mathrm{617}}^1\times {\mathrm{1031}}^1$

素因数の和:1660

約数の個数: 20

約数和(自身を含む): 77170896

約数和(自身を除く): 25644609

約数列:

[1, 3, 9, 27, 81, 617, 1031, 1851, 3093, 5553, 9279, 16659, 27837, 49977, 83511, 636127, 1908381, 5725143, 17175429, 51526287]

約数ペア:

[(1, 51526287), (3, 17175429), (9, 5725143), (27, 1908381), (81, 636127), (617, 83511), (1031, 49977), (1851, 27837), (3093, 16659), (5553, 9279)]