27580761

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{653}}^1$

素因数の和:710

約数の個数: 36

約数和(自身を含む): 45349668

約数和(自身を除く): 17768907

約数列:

[1, 3, 9, 13, 19, 39, 57, 117, 171, 247, 361, 653, 741, 1083, 1959, 2223, 3249, 4693, 5877, 8489, 12407, 14079, 25467, 37221, 42237, 76401, 111663, 161291, 235733, 483873, 707199, 1451619, 2121597, 3064529, 9193587, 27580761]

約数ペア:

[(1, 27580761), (3, 9193587), (9, 3064529), (13, 2121597), (19, 1451619), (39, 707199), (57, 483873), (117, 235733), (171, 161291), (247, 111663), (361, 76401), (653, 42237), (741, 37221), (1083, 25467), (1959, 14079), (2223, 12407), (3249, 8489), (4693, 5877)]