28887859

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{28859}}^1$

素因数の和:28890

約数の個数: 16

約数和(自身を含む): 38787840

約数和(自身を除く): 9899981

約数列:

[1, 7, 11, 13, 77, 91, 143, 1001, 28859, 202013, 317449, 375167, 2222143, 2626169, 4126837, 28887859]

約数ペア:

[(1, 28887859), (7, 4126837), (11, 2626169), (13, 2222143), (77, 375167), (91, 317449), (143, 202013), (1001, 28859)]