31883007

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{2531}}^1$

素因数の和:2583

約数の個数: 32

約数和(自身を含む): 51045120

約数和(自身を除く): 19162113

約数列:

[1, 3, 13, 17, 19, 39, 51, 57, 221, 247, 323, 663, 741, 969, 2531, 4199, 7593, 12597, 32903, 43027, 48089, 98709, 129081, 144267, 559351, 625157, 817513, 1678053, 1875471, 2452539, 10627669, 31883007]

約数ペア:

[(1, 31883007), (3, 10627669), (13, 2452539), (17, 1875471), (19, 1678053), (39, 817513), (51, 625157), (57, 559351), (221, 144267), (247, 129081), (323, 98709), (663, 48089), (741, 43027), (969, 32903), (2531, 12597), (4199, 7593)]