27881139

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{3823}}^1$

素因数の和:3867

約数の個数: 32

約数和(自身を含む): 46255104

約数和(自身を除く): 18373965

約数列:

[1, 3, 11, 13, 17, 33, 39, 51, 143, 187, 221, 429, 561, 663, 2431, 3823, 7293, 11469, 42053, 49699, 64991, 126159, 149097, 194973, 546689, 714901, 844883, 1640067, 2144703, 2534649, 9293713, 27881139]

約数ペア:

[(1, 27881139), (3, 9293713), (11, 2534649), (13, 2144703), (17, 1640067), (33, 844883), (39, 714901), (51, 546689), (143, 194973), (187, 149097), (221, 126159), (429, 64991), (561, 49699), (663, 42053), (2431, 11469), (3823, 7293)]