28975185

素因数分解:

$3^3\times 5^1\times {\mathrm{214631}}^1$

素因数の和:214645

約数の個数: 16

約数和(自身を含む): 51511680

約数和(自身を除く): 22536495

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 214631, 643893, 1073155, 1931679, 3219465, 5795037, 9658395, 28975185]

約数ペア:

[(1, 28975185), (3, 9658395), (5, 5795037), (9, 3219465), (15, 1931679), (27, 1073155), (45, 643893), (135, 214631)]