28895438

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{1423}}^1$

素因数の和:1520

約数の個数: 32

約数和(自身を含む): 51674112

約数和(自身を除く): 22778674

約数列:

[1, 2, 11, 13, 22, 26, 71, 142, 143, 286, 781, 923, 1423, 1562, 1846, 2846, 10153, 15653, 18499, 20306, 31306, 36998, 101033, 202066, 203489, 406978, 1111363, 1313429, 2222726, 2626858, 14447719, 28895438]

約数ペア:

[(1, 28895438), (2, 14447719), (11, 2626858), (13, 2222726), (22, 1313429), (26, 1111363), (71, 406978), (142, 203489), (143, 202066), (286, 101033), (781, 36998), (923, 31306), (1423, 20306), (1562, 18499), (1846, 15653), (2846, 10153)]