161656317

素因数分解:

$3^4\times {\mathrm{41}}^1\times {\mathrm{48677}}^1$

素因数の和:48730

約数の個数: 20

約数和(自身を含む): 247381596

約数和(自身を除く): 85725279

約数列:

[1, 3, 9, 27, 41, 81, 123, 369, 1107, 3321, 48677, 146031, 438093, 1314279, 1995757, 3942837, 5987271, 17961813, 53885439, 161656317]

約数ペア:

[(1, 161656317), (3, 53885439), (9, 17961813), (27, 5987271), (41, 3942837), (81, 1995757), (123, 1314279), (369, 438093), (1107, 146031), (3321, 48677)]