67784457

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{5381}}^1$

素因数の和:5433

約数の個数: 32

約数和(自身を含む): 108501120

約数和(自身を除く): 40716663

約数列:

[1, 3, 13, 17, 19, 39, 51, 57, 221, 247, 323, 663, 741, 969, 4199, 5381, 12597, 16143, 69953, 91477, 102239, 209859, 274431, 306717, 1189201, 1329107, 1738063, 3567603, 3987321, 5214189, 22594819, 67784457]

約数ペア:

[(1, 67784457), (3, 22594819), (13, 5214189), (17, 3987321), (19, 3567603), (39, 1738063), (51, 1329107), (57, 1189201), (221, 306717), (247, 274431), (323, 209859), (663, 102239), (741, 91477), (969, 69953), (4199, 16143), (5381, 12597)]