355441437

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{20389}}^1$

素因数の和:20557

約数の個数: 24

約数和(自身を含む): 556647000

約数和(自身を除く): 201205563

約数列:

[1, 3, 9, 13, 39, 117, 149, 447, 1341, 1937, 5811, 17433, 20389, 61167, 183501, 265057, 795171, 2385513, 3037961, 9113883, 27341649, 39493493, 118480479, 355441437]

約数ペア:

[(1, 355441437), (3, 118480479), (9, 39493493), (13, 27341649), (39, 9113883), (117, 3037961), (149, 2385513), (447, 795171), (1341, 265057), (1937, 183501), (5811, 61167), (17433, 20389)]