28389795

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{270379}}^1$

素因数の和:270394

約数の個数: 16

約数和(自身を含む): 51912960

約数和(自身を除く): 23523165

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 270379, 811137, 1351895, 1892653, 4055685, 5677959, 9463265, 28389795]

約数ペア:

[(1, 28389795), (3, 9463265), (5, 5677959), (7, 4055685), (15, 1892653), (21, 1351895), (35, 811137), (105, 270379)]