28490605

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{39847}}^1$

素因数の和:39876

約数の個数: 16

約数和(自身を含む): 40166784

約数和(自身を除く): 11676179

約数列:

[1, 5, 11, 13, 55, 65, 143, 715, 39847, 199235, 438317, 518011, 2191585, 2590055, 5698121, 28490605]

約数ペア:

[(1, 28490605), (5, 5698121), (11, 2590055), (13, 2191585), (55, 518011), (65, 438317), (143, 199235), (715, 39847)]