28307356

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{1259}}^1$

素因数の和:1354

約数の個数: 48

約数和(自身を含む): 62657280

約数和(自身を除く): 34349924

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 73, 77, 146, 154, 292, 308, 511, 803, 1022, 1259, 1606, 2044, 2518, 3212, 5036, 5621, 8813, 11242, 13849, 17626, 22484, 27698, 35252, 55396, 91907, 96943, 183814, 193886, 367628, 387772, 643349, 1010977, 1286698, 2021954, 2573396, 4043908, 7076839, 14153678, 28307356]

約数ペア:

[(1, 28307356), (2, 14153678), (4, 7076839), (7, 4043908), (11, 2573396), (14, 2021954), (22, 1286698), (28, 1010977), (44, 643349), (73, 387772), (77, 367628), (146, 193886), (154, 183814), (292, 96943), (308, 91907), (511, 55396), (803, 35252), (1022, 27698), (1259, 22484), (1606, 17626), (2044, 13849), (2518, 11242), (3212, 8813), (5036, 5621)]