28060905

素因数分解:

$3^1\times 5^1\times {\mathrm{1087}}^1\times {\mathrm{1721}}^1$

素因数の和:2816

約数の個数: 16

約数和(自身を含む): 44964864

約数和(自身を除く): 16903959

約数列:

[1, 3, 5, 15, 1087, 1721, 3261, 5163, 5435, 8605, 16305, 25815, 1870727, 5612181, 9353635, 28060905]

約数ペア:

[(1, 28060905), (3, 9353635), (5, 5612181), (15, 1870727), (1087, 25815), (1721, 16305), (3261, 8605), (5163, 5435)]