28528635

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{6581}}^1$

素因数の和:6623

約数の個数: 24

約数和(自身を含む): 48496176

約数和(自身を除く): 19967541

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 289, 867, 1445, 4335, 6581, 19743, 32905, 98715, 111877, 335631, 559385, 1678155, 1901909, 5705727, 9509545, 28528635]

約数ペア:

[(1, 28528635), (3, 9509545), (5, 5705727), (15, 1901909), (17, 1678155), (51, 559385), (85, 335631), (255, 111877), (289, 98715), (867, 32905), (1445, 19743), (4335, 6581)]