28091193

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{659}}^1\times {\mathrm{1093}}^1$

素因数の和:1768

約数の個数: 16

約数和(自身を含む): 40434240

約数和(自身を除く): 12343047

約数列:

[1, 3, 13, 39, 659, 1093, 1977, 3279, 8567, 14209, 25701, 42627, 720287, 2160861, 9363731, 28091193]

約数ペア:

[(1, 28091193), (3, 9363731), (13, 2160861), (39, 720287), (659, 42627), (1093, 25701), (1977, 14209), (3279, 8567)]