168893109

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{127}}^1$

素因数の和:271

約数の個数: 96

約数和(自身を含む): 325877760

約数和(自身を除く): 156984651

約数列:

[1, 3, 7, 9, 11, 19, 21, 33, 57, 63, 77, 99, 101, 127, 133, 171, 209, 231, 303, 381, 399, 627, 693, 707, 889, 909, 1111, 1143, 1197, 1397, 1463, 1881, 1919, 2121, 2413, 2667, 3333, 4191, 4389, 5757, 6363, 7239, 7777, 8001, 9779, 9999, 12573, 12827, 13167, 13433, 16891, 17271, 21109, 21717, 23331, 26543, 29337, 38481, 40299, 50673, 63327, 69993, 79629, 88011, 89789, 115443, 120897, 141097, 147763, 152019, 185801, 189981, 238887, 243713, 269367, 423291, 443289, 557403, 731139, 808101, 987679, 1269873, 1329867, 1672209, 1705991, 2193417, 2680843, 2963037, 5117973, 8042529, 8889111, 15353919, 18765901, 24127587, 56297703, 168893109]

約数ペア:

[(1, 168893109), (3, 56297703), (7, 24127587), (9, 18765901), (11, 15353919), (19, 8889111), (21, 8042529), (33, 5117973), (57, 2963037), (63, 2680843), (77, 2193417), (99, 1705991), (101, 1672209), (127, 1329867), (133, 1269873), (171, 987679), (209, 808101), (231, 731139), (303, 557403), (381, 443289), (399, 423291), (627, 269367), (693, 243713), (707, 238887), (889, 189981), (909, 185801), (1111, 152019), (1143, 147763), (1197, 141097), (1397, 120897), (1463, 115443), (1881, 89789), (1919, 88011), (2121, 79629), (2413, 69993), (2667, 63327), (3333, 50673), (4191, 40299), (4389, 38481), (5757, 29337), (6363, 26543), (7239, 23331), (7777, 21717), (8001, 21109), (9779, 17271), (9999, 16891), (12573, 13433), (12827, 13167)]