81416415

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{126227}}^1$

素因数の和:126278

約数の個数: 16

約数和(自身を含む): 133296768

約数和(自身を除く): 51880353

約数列:

[1, 3, 5, 15, 43, 129, 215, 645, 126227, 378681, 631135, 1893405, 5427761, 16283283, 27138805, 81416415]

約数ペア:

[(1, 81416415), (3, 27138805), (5, 16283283), (15, 5427761), (43, 1893405), (129, 631135), (215, 378681), (645, 126227)]