28752435

素因数分解:

$3^3\times 5^1\times {\mathrm{212981}}^1$

素因数の和:212995

約数の個数: 16

約数和(自身を含む): 51115680

約数和(自身を除く): 22363245

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 212981, 638943, 1064905, 1916829, 3194715, 5750487, 9584145, 28752435]

約数ペア:

[(1, 28752435), (3, 9584145), (5, 5750487), (9, 3194715), (15, 1916829), (27, 1064905), (45, 638943), (135, 212981)]