7827431031

素因数分解:

$3^4\times 7^1\times {\mathrm{13804993}}^1$

素因数の和:13805012

約数の個数: 20

約数和(自身を含む): 13363234192

約数和(自身を除く): 5535803161

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 13804993, 41414979, 96634951, 124244937, 289904853, 372734811, 869714559, 1118204433, 2609143677, 7827431031]

約数ペア:

[(1, 7827431031), (3, 2609143677), (7, 1118204433), (9, 869714559), (21, 372734811), (27, 289904853), (63, 124244937), (81, 96634951), (189, 41414979), (567, 13804993)]