2197811

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1$

素因数の和:131

約数の個数: 32

約数和(自身を含む): 3068928

約数和(自身を除く): 871117

約数列:

[1, 7, 11, 17, 23, 73, 77, 119, 161, 187, 253, 391, 511, 803, 1241, 1309, 1679, 1771, 2737, 4301, 5621, 8687, 11753, 13651, 18469, 28543, 30107, 95557, 129283, 199801, 313973, 2197811]

約数ペア:

[(1, 2197811), (7, 313973), (11, 199801), (17, 129283), (23, 95557), (73, 30107), (77, 28543), (119, 18469), (161, 13651), (187, 11753), (253, 8687), (391, 5621), (511, 4301), (803, 2737), (1241, 1771), (1309, 1679)]