201219755

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{2179}}^1$

素因数の和:2291

約数の個数: 32

約数和(自身を含む): 278760960

約数和(自身を除く): 77541205

約数列:

[1, 5, 11, 23, 55, 73, 115, 253, 365, 803, 1265, 1679, 2179, 4015, 8395, 10895, 18469, 23969, 50117, 92345, 119845, 159067, 250585, 551287, 795335, 1749737, 2756435, 3658541, 8748685, 18292705, 40243951, 201219755]

約数ペア:

[(1, 201219755), (5, 40243951), (11, 18292705), (23, 8748685), (55, 3658541), (73, 2756435), (115, 1749737), (253, 795335), (365, 551287), (803, 250585), (1265, 159067), (1679, 119845), (2179, 92345), (4015, 50117), (8395, 23969), (10895, 18469)]