199904265

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{431}}^1\times {\mathrm{937}}^1$

素因数の和:1390

約数の個数: 48

約数和(自身を含む): 379282176

約数和(自身を除く): 179377911

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 99, 165, 431, 495, 937, 1293, 2155, 2811, 3879, 4685, 4741, 6465, 8433, 10307, 14055, 14223, 19395, 23705, 30921, 42165, 42669, 51535, 71115, 92763, 154605, 213345, 403847, 463815, 1211541, 2019235, 3634623, 4442317, 6057705, 13326951, 18173115, 22211585, 39980853, 66634755, 199904265]

約数ペア:

[(1, 199904265), (3, 66634755), (5, 39980853), (9, 22211585), (11, 18173115), (15, 13326951), (33, 6057705), (45, 4442317), (55, 3634623), (99, 2019235), (165, 1211541), (431, 463815), (495, 403847), (937, 213345), (1293, 154605), (2155, 92763), (2811, 71115), (3879, 51535), (4685, 42669), (4741, 42165), (6465, 30921), (8433, 23705), (10307, 19395), (14055, 14223)]