81890571

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{95111}}^1$

素因数の和:95162

約数の個数: 16

約数和(自身を含む): 127830528

約数和(自身を除く): 45939957

約数列:

[1, 3, 7, 21, 41, 123, 287, 861, 95111, 285333, 665777, 1997331, 3899551, 11698653, 27296857, 81890571]

約数ペア:

[(1, 81890571), (3, 27296857), (7, 11698653), (21, 3899551), (41, 1997331), (123, 665777), (287, 285333), (861, 95111)]