28628007

素因数分解:

$3^1\times {\mathrm{89}}^1\times {\mathrm{179}}^1\times {\mathrm{599}}^1$

素因数の和:870

約数の個数: 16

約数和(自身を含む): 38880000

約数和(自身を除く): 10251993

約数列:

[1, 3, 89, 179, 267, 537, 599, 1797, 15931, 47793, 53311, 107221, 159933, 321663, 9542669, 28628007]

約数ペア:

[(1, 28628007), (3, 9542669), (89, 321663), (179, 159933), (267, 107221), (537, 53311), (599, 47793), (1797, 15931)]