27871855

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{331}}^1\times {\mathrm{1531}}^1$

素因数の和:1878

約数の個数: 16

約数和(自身を含む): 36620928

約数和(自身を除く): 8749073

約数列:

[1, 5, 11, 55, 331, 1531, 1655, 3641, 7655, 16841, 18205, 84205, 506761, 2533805, 5574371, 27871855]

約数ペア:

[(1, 27871855), (5, 5574371), (11, 2533805), (55, 506761), (331, 84205), (1531, 18205), (1655, 16841), (3641, 7655)]