28491639

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{8069}}^1$

素因数の和:8190

約数の個数: 16

約数和(自身を含む): 41834880

約数和(自身を除く): 13343241

約数列:

[1, 3, 11, 33, 107, 321, 1177, 3531, 8069, 24207, 88759, 266277, 863383, 2590149, 9497213, 28491639]

約数ペア:

[(1, 28491639), (3, 9497213), (11, 2590149), (33, 863383), (107, 266277), (321, 88759), (1177, 24207), (3531, 8069)]