127795239

素因数分解:

$3^4\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1$

素因数の和:123

約数の個数: 120

約数和(自身を含む): 243326160

約数和(自身を除く): 115530921

約数列:

[1, 3, 9, 11, 13, 17, 27, 33, 39, 51, 59, 81, 99, 117, 121, 143, 153, 177, 187, 221, 297, 351, 363, 429, 459, 531, 561, 649, 663, 767, 891, 1003, 1053, 1089, 1287, 1377, 1573, 1593, 1683, 1947, 1989, 2057, 2301, 2431, 3009, 3267, 3861, 4719, 4779, 5049, 5841, 5967, 6171, 6903, 7139, 7293, 8437, 9027, 9801, 11033, 11583, 13039, 14157, 15147, 17523, 17901, 18513, 20709, 21417, 21879, 25311, 26741, 27081, 33099, 39117, 42471, 52569, 55539, 62127, 64251, 65637, 75933, 80223, 81243, 92807, 99297, 117351, 121363, 127413, 143429, 166617, 192753, 196911, 227799, 240669, 278421, 297891, 352053, 364089, 430287, 578259, 683397, 722007, 835263, 893673, 1056159, 1092267, 1290861, 1577719, 2166021, 2505789, 3276801, 3872583, 4733157, 7517367, 9830403, 11617749, 14199471, 42598413, 127795239]

約数ペア:

[(1, 127795239), (3, 42598413), (9, 14199471), (11, 11617749), (13, 9830403), (17, 7517367), (27, 4733157), (33, 3872583), (39, 3276801), (51, 2505789), (59, 2166021), (81, 1577719), (99, 1290861), (117, 1092267), (121, 1056159), (143, 893673), (153, 835263), (177, 722007), (187, 683397), (221, 578259), (297, 430287), (351, 364089), (363, 352053), (429, 297891), (459, 278421), (531, 240669), (561, 227799), (649, 196911), (663, 192753), (767, 166617), (891, 143429), (1003, 127413), (1053, 121363), (1089, 117351), (1287, 99297), (1377, 92807), (1573, 81243), (1593, 80223), (1683, 75933), (1947, 65637), (1989, 64251), (2057, 62127), (2301, 55539), (2431, 52569), (3009, 42471), (3267, 39117), (3861, 33099), (4719, 27081), (4779, 26741), (5049, 25311), (5841, 21879), (5967, 21417), (6171, 20709), (6903, 18513), (7139, 17901), (7293, 17523), (8437, 15147), (9027, 14157), (9801, 13039), (11033, 11583)]