28750605

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{3137}}^1$

素因数の和:3205

約数の個数: 32

約数和(自身を含む): 50609664

約数和(自身を除く): 21859059

約数列:

[1, 3, 5, 13, 15, 39, 47, 65, 141, 195, 235, 611, 705, 1833, 3055, 3137, 9165, 9411, 15685, 40781, 47055, 122343, 147439, 203905, 442317, 611715, 737195, 1916707, 2211585, 5750121, 9583535, 28750605]

約数ペア:

[(1, 28750605), (3, 9583535), (5, 5750121), (13, 2211585), (15, 1916707), (39, 737195), (47, 611715), (65, 442317), (141, 203905), (195, 147439), (235, 122343), (611, 47055), (705, 40781), (1833, 15685), (3055, 9411), (3137, 9165)]