81123363

素因数分解:

$3^5\times {\mathrm{47}}^1\times {\mathrm{7103}}^1$

素因数の和:7165

約数の個数: 24

約数和(自身を含む): 124121088

約数和(自身を除く): 42997725

約数列:

[1, 3, 9, 27, 47, 81, 141, 243, 423, 1269, 3807, 7103, 11421, 21309, 63927, 191781, 333841, 575343, 1001523, 1726029, 3004569, 9013707, 27041121, 81123363]

約数ペア:

[(1, 81123363), (3, 27041121), (9, 9013707), (27, 3004569), (47, 1726029), (81, 1001523), (141, 575343), (243, 333841), (423, 191781), (1269, 63927), (3807, 21309), (7103, 11421)]