178439040039

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{521}}^1\times {\mathrm{63179}}^1$

素因数の和:63855

約数の個数: 32

約数和(自身を含む): 258562886400

約数和(自身を除く): 80123846361

約数列:

[1, 3, 13, 39, 139, 417, 521, 1563, 1807, 5421, 6773, 20319, 63179, 72419, 189537, 217257, 821327, 941447, 2463981, 2824341, 8781881, 26345643, 32916259, 98748777, 114164453, 342493359, 427911367, 1283734101, 4575360001, 13726080003, 59479680013, 178439040039]

約数ペア:

[(1, 178439040039), (3, 59479680013), (13, 13726080003), (39, 4575360001), (139, 1283734101), (417, 427911367), (521, 342493359), (1563, 114164453), (1807, 98748777), (5421, 32916259), (6773, 26345643), (20319, 8781881), (63179, 2824341), (72419, 2463981), (189537, 941447), (217257, 821327)]