425096721

素因数分解:

$3^3\times 7^1\times {\mathrm{2249189}}^1$

素因数の和:2249205

約数の個数: 16

約数和(自身を含む): 719740800

約数和(自身を除く): 294644079

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 2249189, 6747567, 15744323, 20242701, 47232969, 60728103, 141698907, 425096721]

約数ペア:

[(1, 425096721), (3, 141698907), (7, 60728103), (9, 47232969), (21, 20242701), (27, 15744323), (63, 6747567), (189, 2249189)]