17901297

素因数分解:

$3^3\times {\mathrm{41}}^1\times {\mathrm{103}}^1\times {\mathrm{157}}^1$

素因数の和:310

約数の個数: 32

約数和(自身を含む): 27605760

約数和(自身を除く): 9704463

約数列:

[1, 3, 9, 27, 41, 103, 123, 157, 309, 369, 471, 927, 1107, 1413, 2781, 4223, 4239, 6437, 12669, 16171, 19311, 38007, 48513, 57933, 114021, 145539, 173799, 436617, 663011, 1989033, 5967099, 17901297]

約数ペア:

[(1, 17901297), (3, 5967099), (9, 1989033), (27, 663011), (41, 436617), (103, 173799), (123, 145539), (157, 114021), (309, 57933), (369, 48513), (471, 38007), (927, 19311), (1107, 16171), (1413, 12669), (2781, 6437), (4223, 4239)]