20160495

素因数分解:

$3^6\times 5^1\times {\mathrm{5531}}^1$

素因数の和:5554

約数の個数: 28

約数和(自身を含む): 36278856

約数和(自身を除く): 16118361

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 243, 405, 729, 1215, 3645, 5531, 16593, 27655, 49779, 82965, 149337, 248895, 448011, 746685, 1344033, 2240055, 4032099, 6720165, 20160495]

約数ペア:

[(1, 20160495), (3, 6720165), (5, 4032099), (9, 2240055), (15, 1344033), (27, 746685), (45, 448011), (81, 248895), (135, 149337), (243, 82965), (405, 49779), (729, 27655), (1215, 16593), (3645, 5531)]