1272321869

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{263803}}^1$

素因数の和:263876

約数の個数: 16

約数和(自身を含む): 1595486592

約数和(自身を除く): 323164723

約数列:

[1, 7, 13, 53, 91, 371, 689, 4823, 263803, 1846621, 3429439, 13981559, 24006073, 97870913, 181760267, 1272321869]

約数ペア:

[(1, 1272321869), (7, 181760267), (13, 97870913), (53, 24006073), (91, 13981559), (371, 3429439), (689, 1846621), (4823, 263803)]