261085194

素因数分解:

$2^1\times 3^4\times {\mathrm{19}}^1\times {\mathrm{271}}^1\times {\mathrm{313}}^1$

素因数の和:617

約数の個数: 80

約数和(自身を含む): 620062080

約数和(自身を除く): 358976886

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 54, 57, 81, 114, 162, 171, 271, 313, 342, 513, 542, 626, 813, 939, 1026, 1539, 1626, 1878, 2439, 2817, 3078, 4878, 5149, 5634, 5947, 7317, 8451, 10298, 11894, 14634, 15447, 16902, 17841, 21951, 25353, 30894, 35682, 43902, 46341, 50706, 53523, 84823, 92682, 107046, 139023, 160569, 169646, 254469, 278046, 321138, 417069, 481707, 508938, 763407, 834138, 963414, 1526814, 1611637, 2290221, 3223274, 4580442, 4834911, 6870663, 9669822, 13741326, 14504733, 29009466, 43514199, 87028398, 130542597, 261085194]

約数ペア:

[(1, 261085194), (2, 130542597), (3, 87028398), (6, 43514199), (9, 29009466), (18, 14504733), (19, 13741326), (27, 9669822), (38, 6870663), (54, 4834911), (57, 4580442), (81, 3223274), (114, 2290221), (162, 1611637), (171, 1526814), (271, 963414), (313, 834138), (342, 763407), (513, 508938), (542, 481707), (626, 417069), (813, 321138), (939, 278046), (1026, 254469), (1539, 169646), (1626, 160569), (1878, 139023), (2439, 107046), (2817, 92682), (3078, 84823), (4878, 53523), (5149, 50706), (5634, 46341), (5947, 43902), (7317, 35682), (8451, 30894), (10298, 25353), (11894, 21951), (14634, 17841), (15447, 16902)]