28076085

素因数分解:

$3^3\times 5^1\times {\mathrm{207971}}^1$

素因数の和:207985

約数の個数: 16

約数和(自身を含む): 49913280

約数和(自身を除く): 21837195

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 207971, 623913, 1039855, 1871739, 3119565, 5615217, 9358695, 28076085]

約数ペア:

[(1, 28076085), (3, 9358695), (5, 5615217), (9, 3119565), (15, 1871739), (27, 1039855), (45, 623913), (135, 207971)]