1491507

素因数分解:

$3^3\times {\mathrm{37}}^1\times {\mathrm{1493}}^1$

素因数の和:1539

約数の個数: 16

約数和(自身を含む): 2270880

約数和(自身を除く): 779373

約数列:

[1, 3, 9, 27, 37, 111, 333, 999, 1493, 4479, 13437, 40311, 55241, 165723, 497169, 1491507]

約数ペア:

[(1, 1491507), (3, 497169), (9, 165723), (27, 55241), (37, 40311), (111, 13437), (333, 4479), (999, 1493)]