28228417

素因数分解:

$7^1\times {\mathrm{113}}^1\times {\mathrm{127}}^1\times {\mathrm{281}}^1$

素因数の和:528

約数の個数: 16

約数和(自身を含む): 32919552

約数和(自身を除く): 4691135

約数列:

[1, 7, 113, 127, 281, 791, 889, 1967, 14351, 31753, 35687, 100457, 222271, 249809, 4032631, 28228417]

約数ペア:

[(1, 28228417), (7, 4032631), (113, 249809), (127, 222271), (281, 100457), (791, 35687), (889, 31753), (1967, 14351)]