28972047

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{10463}}^1$

素因数の和:10550

約数の個数: 16

約数和(自身を含む): 42190848

約数和(自身を除く): 13218801

約数列:

[1, 3, 13, 39, 71, 213, 923, 2769, 10463, 31389, 136019, 408057, 742873, 2228619, 9657349, 28972047]

約数ペア:

[(1, 28972047), (3, 9657349), (13, 2228619), (39, 742873), (71, 408057), (213, 136019), (923, 31389), (2769, 10463)]