1288894311

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{103}}^1\times {\mathrm{19583}}^1$

素因数の和:19763

約数の個数: 24

約数和(自身を含む): 1906384896

約数和(自身を除く): 617490585

約数列:

[1, 3, 9, 71, 103, 213, 309, 639, 927, 7313, 19583, 21939, 58749, 65817, 176247, 1390393, 2017049, 4171179, 6051147, 12513537, 18153441, 143210479, 429631437, 1288894311]

約数ペア:

[(1, 1288894311), (3, 429631437), (9, 143210479), (71, 18153441), (103, 12513537), (213, 6051147), (309, 4171179), (639, 2017049), (927, 1390393), (7313, 176247), (19583, 65817), (21939, 58749)]