2905962885

素因数分解:

$3^5\times 5^1\times 7^3\times {\mathrm{19}}^1\times {\mathrm{367}}^1$

素因数の和:427

約数の個数: 192

約数和(自身を含む): 6429696000

約数和(自身を除く): 3523733115

約数列:

[1, 3, 5, 7, 9, 15, 19, 21, 27, 35, 45, 49, 57, 63, 81, 95, 105, 133, 135, 147, 171, 189, 243, 245, 285, 315, 343, 367, 399, 405, 441, 513, 567, 665, 735, 855, 931, 945, 1029, 1101, 1197, 1215, 1323, 1539, 1701, 1715, 1835, 1995, 2205, 2565, 2569, 2793, 2835, 3087, 3303, 3591, 3969, 4617, 4655, 5145, 5505, 5985, 6517, 6615, 6973, 7695, 7707, 8379, 8505, 9261, 9909, 10773, 11907, 12845, 13965, 15435, 16515, 17955, 17983, 19551, 19845, 20919, 23085, 23121, 25137, 27783, 29727, 32319, 32585, 34865, 38535, 41895, 46305, 48811, 49545, 53865, 53949, 58653, 59535, 62757, 69363, 75411, 83349, 89181, 89915, 97755, 104595, 115605, 125685, 125881, 138915, 146433, 148635, 161595, 161847, 175959, 188271, 208089, 226233, 244055, 269745, 293265, 313785, 341677, 346815, 377055, 377643, 416745, 439299, 445905, 485541, 527877, 564813, 624267, 629405, 732165, 809235, 879795, 941355, 1025031, 1040445, 1131165, 1132929, 1317897, 1456623, 1583631, 1694439, 1708385, 1888215, 2196495, 2391739, 2427705, 2639385, 2824065, 3075093, 3121335, 3398787, 3953691, 4369869, 5125155, 5664645, 6589485, 7175217, 7283115, 7918155, 8472195, 9225279, 10196361, 11861073, 11958695, 15375465, 16993935, 19768455, 21525651, 21849345, 27675837, 30589083, 35876085, 46126395, 50981805, 59305365, 64576953, 83027511, 107628255, 138379185, 152945415, 193730859, 322884765, 415137555, 581192577, 968654295, 2905962885]

約数ペア:

[(1, 2905962885), (3, 968654295), (5, 581192577), (7, 415137555), (9, 322884765), (15, 193730859), (19, 152945415), (21, 138379185), (27, 107628255), (35, 83027511), (45, 64576953), (49, 59305365), (57, 50981805), (63, 46126395), (81, 35876085), (95, 30589083), (105, 27675837), (133, 21849345), (135, 21525651), (147, 19768455), (171, 16993935), (189, 15375465), (243, 11958695), (245, 11861073), (285, 10196361), (315, 9225279), (343, 8472195), (367, 7918155), (399, 7283115), (405, 7175217), (441, 6589485), (513, 5664645), (567, 5125155), (665, 4369869), (735, 3953691), (855, 3398787), (931, 3121335), (945, 3075093), (1029, 2824065), (1101, 2639385), (1197, 2427705), (1215, 2391739), (1323, 2196495), (1539, 1888215), (1701, 1708385), (1715, 1694439), (1835, 1583631), (1995, 1456623), (2205, 1317897), (2565, 1132929), (2569, 1131165), (2793, 1040445), (2835, 1025031), (3087, 941355), (3303, 879795), (3591, 809235), (3969, 732165), (4617, 629405), (4655, 624267), (5145, 564813), (5505, 527877), (5985, 485541), (6517, 445905), (6615, 439299), (6973, 416745), (7695, 377643), (7707, 377055), (8379, 346815), (8505, 341677), (9261, 313785), (9909, 293265), (10773, 269745), (11907, 244055), (12845, 226233), (13965, 208089), (15435, 188271), (16515, 175959), (17955, 161847), (17983, 161595), (19551, 148635), (19845, 146433), (20919, 138915), (23085, 125881), (23121, 125685), (25137, 115605), (27783, 104595), (29727, 97755), (32319, 89915), (32585, 89181), (34865, 83349), (38535, 75411), (41895, 69363), (46305, 62757), (48811, 59535), (49545, 58653), (53865, 53949)]