28781115

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{174431}}^1$

素因数の和:174450

約数の個数: 16

約数和(自身を含む): 50236416

約数和(自身を除く): 21455301

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 174431, 523293, 872155, 1918741, 2616465, 5756223, 9593705, 28781115]

約数ペア:

[(1, 28781115), (3, 9593705), (5, 5756223), (11, 2616465), (15, 1918741), (33, 872155), (55, 523293), (165, 174431)]