56495511207

素因数分解:

$3^4\times {\mathrm{2557}}^1\times {\mathrm{272771}}^1$

素因数の和:275340

約数の個数: 20

約数和(自身を含む): 84427843896

約数和(自身を除く): 27932332689

約数列:

[1, 3, 9, 27, 81, 2557, 7671, 23013, 69039, 207117, 272771, 818313, 2454939, 7364817, 22094451, 697475447, 2092426341, 6277279023, 18831837069, 56495511207]

約数ペア:

[(1, 56495511207), (3, 18831837069), (9, 6277279023), (27, 2092426341), (81, 697475447), (2557, 22094451), (7671, 7364817), (23013, 2454939), (69039, 818313), (207117, 272771)]