28999995

素因数分解:

$3^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{17737}}^1$

素因数の和:17854

約数の個数: 16

約数和(自身を含む): 46828320

約数和(自身を除く): 17828325

約数列:

[1, 3, 5, 15, 109, 327, 545, 1635, 17737, 53211, 88685, 266055, 1933333, 5799999, 9666665, 28999995]

約数ペア:

[(1, 28999995), (3, 9666665), (5, 5799999), (15, 1933333), (109, 266055), (327, 88685), (545, 53211), (1635, 17737)]