137739609

素因数分解:

$3^4\times 7^1\times {\mathrm{242927}}^1$

素因数の和:242946

約数の個数: 20

約数和(自身を含む): 235154304

約数和(自身を除く): 97414695

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 242927, 728781, 1700489, 2186343, 5101467, 6559029, 15304401, 19677087, 45913203, 137739609]

約数ペア:

[(1, 137739609), (3, 45913203), (7, 19677087), (9, 15304401), (21, 6559029), (27, 5101467), (63, 2186343), (81, 1700489), (189, 728781), (567, 242927)]