19631241

素因数分解:

$3^6\times 7^1\times {\mathrm{3847}}^1$

素因数の和:3872

約数の個数: 28

約数和(自身を含む): 33646912

約数和(自身を除く): 14015671

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 243, 567, 729, 1701, 3847, 5103, 11541, 26929, 34623, 80787, 103869, 242361, 311607, 727083, 934821, 2181249, 2804463, 6543747, 19631241]

約数ペア:

[(1, 19631241), (3, 6543747), (7, 2804463), (9, 2181249), (21, 934821), (27, 727083), (63, 311607), (81, 242361), (189, 103869), (243, 80787), (567, 34623), (729, 26929), (1701, 11541), (3847, 5103)]