15856317

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{10303}}^1$

素因数の和:10334

約数の個数: 20

約数和(自身を含む): 24935680

約数和(自身を除く): 9079363

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 513, 1539, 10303, 30909, 92727, 195757, 278181, 587271, 834543, 1761813, 5285439, 15856317]

約数ペア:

[(1, 15856317), (3, 5285439), (9, 1761813), (19, 834543), (27, 587271), (57, 278181), (81, 195757), (171, 92727), (513, 30909), (1539, 10303)]