81996657

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{479}}^1\times {\mathrm{1327}}^1$

素因数の和:1852

約数の個数: 16

約数和(自身を含む): 112189440

約数和(自身を除く): 30192783

約数列:

[1, 3, 43, 129, 479, 1327, 1437, 3981, 20597, 57061, 61791, 171183, 635633, 1906899, 27332219, 81996657]

約数ペア:

[(1, 81996657), (3, 27332219), (43, 1906899), (129, 635633), (479, 171183), (1327, 61791), (1437, 57061), (3981, 20597)]