242641413

素因数分解:

$3^4\times 7^1\times {\mathrm{427939}}^1$

素因数の和:427958

約数の個数: 20

約数和(自身を含む): 414245920

約数和(自身を除く): 171604507

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 427939, 1283817, 2995573, 3851451, 8986719, 11554353, 26960157, 34663059, 80880471, 242641413]

約数ペア:

[(1, 242641413), (3, 80880471), (7, 34663059), (9, 26960157), (21, 11554353), (27, 8986719), (63, 3851451), (81, 2995573), (189, 1283817), (567, 427939)]