16402185

素因数分解:

$3^2\times 5^1\times {\mathrm{389}}^1\times {\mathrm{937}}^1$

素因数の和:1337

約数の個数: 24

約数和(自身を含む): 28533960

約数和(自身を除く): 12131775

約数列:

[1, 3, 5, 9, 15, 45, 389, 937, 1167, 1945, 2811, 3501, 4685, 5835, 8433, 14055, 17505, 42165, 364493, 1093479, 1822465, 3280437, 5467395, 16402185]

約数ペア:

[(1, 16402185), (3, 5467395), (5, 3280437), (9, 1822465), (15, 1093479), (45, 364493), (389, 42165), (937, 17505), (1167, 14055), (1945, 8433), (2811, 5835), (3501, 4685)]