42489681

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{3373}}^1$

素因数の和:3425

約数の個数: 32

約数和(自身を含む): 68019840

約数和(自身を除く): 25530159

約数列:

[1, 3, 13, 17, 19, 39, 51, 57, 221, 247, 323, 663, 741, 969, 3373, 4199, 10119, 12597, 43849, 57341, 64087, 131547, 172023, 192261, 745433, 833131, 1089479, 2236299, 2499393, 3268437, 14163227, 42489681]

約数ペア:

[(1, 42489681), (3, 14163227), (13, 3268437), (17, 2499393), (19, 2236299), (39, 1089479), (51, 833131), (57, 745433), (221, 192261), (247, 172023), (323, 131547), (663, 64087), (741, 57341), (969, 43849), (3373, 12597), (4199, 10119)]