87006555

素因数分解:

$3^4\times 5^1\times {\mathrm{214831}}^1$

素因数の和:214848

約数の個数: 20

約数和(自身を含む): 155968032

約数和(自身を除く): 68961477

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 214831, 644493, 1074155, 1933479, 3222465, 5800437, 9667395, 17401311, 29002185, 87006555]

約数ペア:

[(1, 87006555), (3, 29002185), (5, 17401311), (9, 9667395), (15, 5800437), (27, 3222465), (45, 1933479), (81, 1074155), (135, 644493), (405, 214831)]