39691701

素因数分解:

$3^4\times 7^1\times {\mathrm{70003}}^1$

素因数の和:70022

約数の個数: 20

約数和(自身を含む): 67763872

約数和(自身を除く): 28072171

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 70003, 210009, 490021, 630027, 1470063, 1890081, 4410189, 5670243, 13230567, 39691701]

約数ペア:

[(1, 39691701), (3, 13230567), (7, 5670243), (9, 4410189), (21, 1890081), (27, 1470063), (63, 630027), (81, 490021), (189, 210009), (567, 70003)]