81402831

素因数分解:

$3^2\times {\mathrm{59}}^1\times {\mathrm{83}}^1\times {\mathrm{1847}}^1$

素因数の和:1995

約数の個数: 24

約数和(自身を含む): 121080960

約数和(自身を除く): 39678129

約数列:

[1, 3, 9, 59, 83, 177, 249, 531, 747, 1847, 4897, 5541, 14691, 16623, 44073, 108973, 153301, 326919, 459903, 980757, 1379709, 9044759, 27134277, 81402831]

約数ペア:

[(1, 81402831), (3, 27134277), (9, 9044759), (59, 1379709), (83, 980757), (177, 459903), (249, 326919), (531, 153301), (747, 108973), (1847, 44073), (4897, 16623), (5541, 14691)]