186957891

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{881}}^1$

素因数の和:996

約数の個数: 48

約数和(自身を含む): 305454240

約数和(自身を除く): 118496349

約数列:

[1, 3, 9, 17, 19, 51, 57, 73, 153, 171, 219, 323, 657, 881, 969, 1241, 1387, 2643, 2907, 3723, 4161, 7929, 11169, 12483, 14977, 16739, 23579, 44931, 50217, 64313, 70737, 134793, 150651, 192939, 212211, 284563, 578817, 853689, 1093321, 1221947, 2561067, 3279963, 3665841, 9839889, 10997523, 20773099, 62319297, 186957891]

約数ペア:

[(1, 186957891), (3, 62319297), (9, 20773099), (17, 10997523), (19, 9839889), (51, 3665841), (57, 3279963), (73, 2561067), (153, 1221947), (171, 1093321), (219, 853689), (323, 578817), (657, 284563), (881, 212211), (969, 192939), (1241, 150651), (1387, 134793), (2643, 70737), (2907, 64313), (3723, 50217), (4161, 44931), (7929, 23579), (11169, 16739), (12483, 14977)]