30748329

素因数分解:

$3^4\times {\mathrm{139}}^1\times {\mathrm{2731}}^1$

素因数の和:2882

約数の個数: 20

約数和(自身を含む): 46280080

約数和(自身を除く): 15531751

約数列:

[1, 3, 9, 27, 81, 139, 417, 1251, 2731, 3753, 8193, 11259, 24579, 73737, 221211, 379609, 1138827, 3416481, 10249443, 30748329]

約数ペア:

[(1, 30748329), (3, 10249443), (9, 3416481), (27, 1138827), (81, 379609), (139, 221211), (417, 73737), (1251, 24579), (2731, 11259), (3753, 8193)]