81024921

素因数分解:

$3^3\times {\mathrm{397}}^1\times {\mathrm{7559}}^1$

素因数の和:7965

約数の個数: 16

約数和(自身を含む): 120355200

約数和(自身を除く): 39330279

約数列:

[1, 3, 9, 27, 397, 1191, 3573, 7559, 10719, 22677, 68031, 204093, 3000923, 9002769, 27008307, 81024921]

約数ペア:

[(1, 81024921), (3, 27008307), (9, 9002769), (27, 3000923), (397, 204093), (1191, 68031), (3573, 22677), (7559, 10719)]