28143378

素因数分解:

$2^1\times 3^2\times {\mathrm{521}}^1\times {\mathrm{3001}}^1$

素因数の和:3530

約数の個数: 24

約数和(自身を含む): 61114716

約数和(自身を除く): 32971338

約数列:

[1, 2, 3, 6, 9, 18, 521, 1042, 1563, 3001, 3126, 4689, 6002, 9003, 9378, 18006, 27009, 54018, 1563521, 3127042, 4690563, 9381126, 14071689, 28143378]

約数ペア:

[(1, 28143378), (2, 14071689), (3, 9381126), (6, 4690563), (9, 3127042), (18, 1563521), (521, 54018), (1042, 27009), (1563, 18006), (3001, 9378), (3126, 9003), (4689, 6002)]