287403453

素因数分解:

$3^2\times {\mathrm{1571}}^1\times {\mathrm{20327}}^1$

素因数の和:21904

約数の個数: 12

約数和(自身を含む): 415423008

約数和(自身を除く): 128019555

約数列:

[1, 3, 9, 1571, 4713, 14139, 20327, 60981, 182943, 31933717, 95801151, 287403453]

約数ペア:

[(1, 287403453), (3, 95801151), (9, 31933717), (1571, 182943), (4713, 60981), (14139, 20327)]