78389801

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{607}}^1\times {\mathrm{971}}^1$

素因数の和:1604

約数の個数: 16

約数和(自身を含む): 94556160

約数和(自身を除く): 16166359

約数列:

[1, 7, 19, 133, 607, 971, 4249, 6797, 11533, 18449, 80731, 129143, 589397, 4125779, 11198543, 78389801]

約数ペア:

[(1, 78389801), (7, 11198543), (19, 4125779), (133, 589397), (607, 129143), (971, 80731), (4249, 18449), (6797, 11533)]