28781467

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{4909}}^1$

素因数の和:4974

約数の個数: 16

約数和(自身を含む): 34644960

約数和(自身を除く): 5863493

約数列:

[1, 11, 13, 41, 143, 451, 533, 4909, 5863, 53999, 63817, 201269, 701987, 2213959, 2616497, 28781467]

約数ペア:

[(1, 28781467), (11, 2616497), (13, 2213959), (41, 701987), (143, 201269), (451, 63817), (533, 53999), (4909, 5863)]