28886481

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{1657}}^1$

素因数の和:1825

約数の個数: 24

約数和(自身を含む): 45263400

約数和(自身を除く): 16376919

約数列:

[1, 3, 9, 13, 39, 117, 149, 447, 1341, 1657, 1937, 4971, 5811, 14913, 17433, 21541, 64623, 193869, 246893, 740679, 2222037, 3209609, 9628827, 28886481]

約数ペア:

[(1, 28886481), (3, 9628827), (9, 3209609), (13, 2222037), (39, 740679), (117, 246893), (149, 193869), (447, 64623), (1341, 21541), (1657, 17433), (1937, 14913), (4971, 5811)]