28819845

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{373}}^1$

素因数の和:502

約数の個数: 48

約数和(自身を含む): 53559792

約数和(自身を除く): 24739947

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 101, 153, 255, 303, 373, 505, 765, 909, 1119, 1515, 1717, 1865, 3357, 4545, 5151, 5595, 6341, 8585, 15453, 16785, 19023, 25755, 31705, 37673, 57069, 77265, 95115, 113019, 188365, 285345, 339057, 565095, 640441, 1695285, 1921323, 3202205, 5763969, 9606615, 28819845]

約数ペア:

[(1, 28819845), (3, 9606615), (5, 5763969), (9, 3202205), (15, 1921323), (17, 1695285), (45, 640441), (51, 565095), (85, 339057), (101, 285345), (153, 188365), (255, 113019), (303, 95115), (373, 77265), (505, 57069), (765, 37673), (909, 31705), (1119, 25755), (1515, 19023), (1717, 16785), (1865, 15453), (3357, 8585), (4545, 6341), (5151, 5595)]