28119924

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{839}}^1$

素因数の和:882

約数の個数: 108

約数和(自身を含む): 87141600

約数和(自身を除く): 59021676

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 19, 21, 28, 36, 38, 42, 49, 57, 63, 76, 84, 98, 114, 126, 133, 147, 171, 196, 228, 252, 266, 294, 342, 399, 441, 532, 588, 684, 798, 839, 882, 931, 1197, 1596, 1678, 1764, 1862, 2394, 2517, 2793, 3356, 3724, 4788, 5034, 5586, 5873, 7551, 8379, 10068, 11172, 11746, 15102, 15941, 16758, 17619, 23492, 30204, 31882, 33516, 35238, 41111, 47823, 52857, 63764, 70476, 82222, 95646, 105714, 111587, 123333, 143469, 164444, 191292, 211428, 223174, 246666, 286938, 334761, 369999, 446348, 493332, 573876, 669522, 739998, 781109, 1004283, 1339044, 1479996, 1562218, 2008566, 2343327, 3124436, 4017132, 4686654, 7029981, 9373308, 14059962, 28119924]

約数ペア:

[(1, 28119924), (2, 14059962), (3, 9373308), (4, 7029981), (6, 4686654), (7, 4017132), (9, 3124436), (12, 2343327), (14, 2008566), (18, 1562218), (19, 1479996), (21, 1339044), (28, 1004283), (36, 781109), (38, 739998), (42, 669522), (49, 573876), (57, 493332), (63, 446348), (76, 369999), (84, 334761), (98, 286938), (114, 246666), (126, 223174), (133, 211428), (147, 191292), (171, 164444), (196, 143469), (228, 123333), (252, 111587), (266, 105714), (294, 95646), (342, 82222), (399, 70476), (441, 63764), (532, 52857), (588, 47823), (684, 41111), (798, 35238), (839, 33516), (882, 31882), (931, 30204), (1197, 23492), (1596, 17619), (1678, 16758), (1764, 15941), (1862, 15102), (2394, 11746), (2517, 11172), (2793, 10068), (3356, 8379), (3724, 7551), (4788, 5873), (5034, 5586)]