78898239

素因数分解:

$3^3\times 7^1\times {\mathrm{417451}}^1$

素因数の和:417467

約数の個数: 16

約数和(自身を含む): 133584640

約数和(自身を除く): 54686401

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 417451, 1252353, 2922157, 3757059, 8766471, 11271177, 26299413, 78898239]

約数ペア:

[(1, 78898239), (3, 26299413), (7, 11271177), (9, 8766471), (21, 3757059), (27, 2922157), (63, 1252353), (189, 417451)]