81201138

素因数分解:

$2^1\times 3^1\times {\mathrm{71}}^1\times {\mathrm{190613}}^1$

素因数の和:190689

約数の個数: 16

約数和(自身を含む): 164690496

約数和(自身を除く): 83489358

約数列:

[1, 2, 3, 6, 71, 142, 213, 426, 190613, 381226, 571839, 1143678, 13533523, 27067046, 40600569, 81201138]

約数ペア:

[(1, 81201138), (2, 40600569), (3, 27067046), (6, 13533523), (71, 1143678), (142, 571839), (213, 381226), (426, 190613)]