81746991

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{557}}^1\times {\mathrm{709}}^1$

素因数の和:1295

約数の個数: 24

約数和(自身を含む): 123608160

約数和(自身を除く): 41861169

約数列:

[1, 3, 9, 23, 69, 207, 557, 709, 1671, 2127, 5013, 6381, 12811, 16307, 38433, 48921, 115299, 146763, 394913, 1184739, 3554217, 9082999, 27248997, 81746991]

約数ペア:

[(1, 81746991), (3, 27248997), (9, 9082999), (23, 3554217), (69, 1184739), (207, 394913), (557, 146763), (709, 115299), (1671, 48921), (2127, 38433), (5013, 16307), (6381, 12811)]