28098378

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{97}}^1$

素因数の和:153

約数の個数: 144

約数和(自身を含む): 81332160

約数和(自身を除く): 53233782

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 18, 19, 21, 22, 33, 38, 42, 57, 63, 66, 77, 97, 99, 114, 121, 126, 133, 154, 171, 194, 198, 209, 231, 242, 266, 291, 342, 363, 399, 418, 462, 582, 627, 679, 693, 726, 798, 847, 873, 1067, 1089, 1197, 1254, 1358, 1386, 1463, 1694, 1746, 1843, 1881, 2037, 2134, 2178, 2299, 2394, 2541, 2926, 3201, 3686, 3762, 4074, 4389, 4598, 5082, 5529, 6111, 6402, 6897, 7469, 7623, 8778, 9603, 11058, 11737, 12222, 12901, 13167, 13794, 14938, 15246, 16093, 16587, 19206, 20273, 20691, 22407, 23474, 25802, 26334, 32186, 33174, 35211, 38703, 40546, 41382, 44814, 48279, 60819, 67221, 70422, 77406, 82159, 96558, 105633, 116109, 121638, 134442, 141911, 144837, 164318, 182457, 211266, 223003, 232218, 246477, 283822, 289674, 364914, 425733, 446006, 492954, 669009, 739431, 851466, 1277199, 1338018, 1478862, 1561021, 2007027, 2554398, 3122042, 4014054, 4683063, 9366126, 14049189, 28098378]

約数ペア:

[(1, 28098378), (2, 14049189), (3, 9366126), (6, 4683063), (7, 4014054), (9, 3122042), (11, 2554398), (14, 2007027), (18, 1561021), (19, 1478862), (21, 1338018), (22, 1277199), (33, 851466), (38, 739431), (42, 669009), (57, 492954), (63, 446006), (66, 425733), (77, 364914), (97, 289674), (99, 283822), (114, 246477), (121, 232218), (126, 223003), (133, 211266), (154, 182457), (171, 164318), (194, 144837), (198, 141911), (209, 134442), (231, 121638), (242, 116109), (266, 105633), (291, 96558), (342, 82159), (363, 77406), (399, 70422), (418, 67221), (462, 60819), (582, 48279), (627, 44814), (679, 41382), (693, 40546), (726, 38703), (798, 35211), (847, 33174), (873, 32186), (1067, 26334), (1089, 25802), (1197, 23474), (1254, 22407), (1358, 20691), (1386, 20273), (1463, 19206), (1694, 16587), (1746, 16093), (1843, 15246), (1881, 14938), (2037, 13794), (2134, 13167), (2178, 12901), (2299, 12222), (2394, 11737), (2541, 11058), (2926, 9603), (3201, 8778), (3686, 7623), (3762, 7469), (4074, 6897), (4389, 6402), (4598, 6111), (5082, 5529)]