81308289

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{41}}^2\times {\mathrm{701}}^1$

素因数の和:809

約数の個数: 24

約数和(自身を含む): 116116416

約数和(自身を除く): 34808127

約数列:

[1, 3, 23, 41, 69, 123, 701, 943, 1681, 2103, 2829, 5043, 16123, 28741, 38663, 48369, 86223, 115989, 661043, 1178381, 1983129, 3535143, 27102763, 81308289]

約数ペア:

[(1, 81308289), (3, 27102763), (23, 3535143), (41, 1983129), (69, 1178381), (123, 661043), (701, 115989), (943, 86223), (1681, 48369), (2103, 38663), (2829, 28741), (5043, 16123)]