15666816825

素因数分解:

$3^3\times 5^2\times {\mathrm{11}}^2\times {\mathrm{433}}^1\times {\mathrm{443}}^1$

素因数の和:917

約数の個数: 144

約数和(自身を含む): 31779424320

約数和(自身を除く): 16112607495

約数列:

[1, 3, 5, 9, 11, 15, 25, 27, 33, 45, 55, 75, 99, 121, 135, 165, 225, 275, 297, 363, 433, 443, 495, 605, 675, 825, 1089, 1299, 1329, 1485, 1815, 2165, 2215, 2475, 3025, 3267, 3897, 3987, 4763, 4873, 5445, 6495, 6645, 7425, 9075, 10825, 11075, 11691, 11961, 14289, 14619, 16335, 19485, 19935, 23815, 24365, 27225, 32475, 33225, 42867, 43857, 52393, 53603, 58455, 59805, 71445, 73095, 81675, 97425, 99675, 119075, 121825, 128601, 131571, 157179, 160809, 191819, 214335, 219285, 261965, 268015, 292275, 299025, 357225, 365475, 471537, 482427, 575457, 643005, 657855, 785895, 804045, 959095, 1071675, 1096425, 1309825, 1340075, 1414611, 1447281, 1726371, 2110009, 2357685, 2412135, 2877285, 3215025, 3289275, 3929475, 4020225, 4795475, 5179113, 6330027, 7073055, 7236405, 8631855, 10550045, 11788425, 12060675, 14386425, 18990081, 23210099, 25895565, 31650135, 35365275, 36182025, 43159275, 52750225, 56970243, 69630297, 94950405, 116050495, 129477825, 158250675, 208890891, 284851215, 348151485, 474752025, 580252475, 626672673, 1044454455, 1424256075, 1740757425, 3133363365, 5222272275, 15666816825]

約数ペア:

[(1, 15666816825), (3, 5222272275), (5, 3133363365), (9, 1740757425), (11, 1424256075), (15, 1044454455), (25, 626672673), (27, 580252475), (33, 474752025), (45, 348151485), (55, 284851215), (75, 208890891), (99, 158250675), (121, 129477825), (135, 116050495), (165, 94950405), (225, 69630297), (275, 56970243), (297, 52750225), (363, 43159275), (433, 36182025), (443, 35365275), (495, 31650135), (605, 25895565), (675, 23210099), (825, 18990081), (1089, 14386425), (1299, 12060675), (1329, 11788425), (1485, 10550045), (1815, 8631855), (2165, 7236405), (2215, 7073055), (2475, 6330027), (3025, 5179113), (3267, 4795475), (3897, 4020225), (3987, 3929475), (4763, 3289275), (4873, 3215025), (5445, 2877285), (6495, 2412135), (6645, 2357685), (7425, 2110009), (9075, 1726371), (10825, 1447281), (11075, 1414611), (11691, 1340075), (11961, 1309825), (14289, 1096425), (14619, 1071675), (16335, 959095), (19485, 804045), (19935, 785895), (23815, 657855), (24365, 643005), (27225, 575457), (32475, 482427), (33225, 471537), (42867, 365475), (43857, 357225), (52393, 299025), (53603, 292275), (58455, 268015), (59805, 261965), (71445, 219285), (73095, 214335), (81675, 191819), (97425, 160809), (99675, 157179), (119075, 131571), (121825, 128601)]