38818521

素因数分解:

$3^6\times 7^1\times {\mathrm{7607}}^1$

素因数の和:7632

約数の個数: 28

約数和(自身を含む): 66524352

約数和(自身を除く): 27705831

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 243, 567, 729, 1701, 5103, 7607, 22821, 53249, 68463, 159747, 205389, 479241, 616167, 1437723, 1848501, 4313169, 5545503, 12939507, 38818521]

約数ペア:

[(1, 38818521), (3, 12939507), (7, 5545503), (9, 4313169), (21, 1848501), (27, 1437723), (63, 616167), (81, 479241), (189, 205389), (243, 159747), (567, 68463), (729, 53249), (1701, 22821), (5103, 7607)]