28749465

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{12527}}^1$

素因数の和:12558

約数の個数: 32

約数和(自身を含む): 54120960

約数和(自身を除く): 25371495

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 85, 135, 153, 255, 459, 765, 2295, 12527, 37581, 62635, 112743, 187905, 212959, 338229, 563715, 638877, 1064795, 1691145, 1916631, 3194385, 5749893, 9583155, 28749465]

約数ペア:

[(1, 28749465), (3, 9583155), (5, 5749893), (9, 3194385), (15, 1916631), (17, 1691145), (27, 1064795), (45, 638877), (51, 563715), (85, 338229), (135, 212959), (153, 187905), (255, 112743), (459, 62635), (765, 37581), (2295, 12527)]