28079109

素因数分解:

$3^3\times {\mathrm{137}}^1\times {\mathrm{7591}}^1$

素因数の和:7737

約数の個数: 16

約数和(自身を含む): 41907840

約数和(自身を除く): 13828731

約数列:

[1, 3, 9, 27, 137, 411, 1233, 3699, 7591, 22773, 68319, 204957, 1039967, 3119901, 9359703, 28079109]

約数ペア:

[(1, 28079109), (3, 9359703), (9, 3119901), (27, 1039967), (137, 204957), (411, 68319), (1233, 22773), (3699, 7591)]