17893887

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{83}}^1\times {\mathrm{139}}^1$

素因数の和:283

約数の個数: 32

約数和(自身を含む): 27095040

約数和(自身を除く): 9201153

約数列:

[1, 3, 11, 33, 47, 83, 139, 141, 249, 417, 517, 913, 1529, 1551, 2739, 3901, 4587, 6533, 11537, 11703, 19599, 34611, 42911, 71863, 126907, 128733, 215589, 380721, 542239, 1626717, 5964629, 17893887]

約数ペア:

[(1, 17893887), (3, 5964629), (11, 1626717), (33, 542239), (47, 380721), (83, 215589), (139, 128733), (141, 126907), (249, 71863), (417, 42911), (517, 34611), (913, 19599), (1529, 11703), (1551, 11537), (2739, 6533), (3901, 4587)]