71139978

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{467}}^1$

素因数の和:529

約数の個数: 128

約数和(自身を含む): 201277440

約数和(自身を除く): 130137462

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 27, 31, 39, 42, 54, 62, 63, 78, 91, 93, 117, 126, 182, 186, 189, 217, 234, 273, 279, 351, 378, 403, 434, 467, 546, 558, 651, 702, 806, 819, 837, 934, 1209, 1302, 1401, 1638, 1674, 1953, 2418, 2457, 2802, 2821, 3269, 3627, 3906, 4203, 4914, 5642, 5859, 6071, 6538, 7254, 8406, 8463, 9807, 10881, 11718, 12142, 12609, 14477, 16926, 18213, 19614, 21762, 25218, 25389, 28954, 29421, 36426, 42497, 43431, 50778, 54639, 58842, 76167, 84994, 86862, 88263, 101339, 109278, 127491, 130293, 152334, 163917, 176526, 188201, 202678, 254982, 260586, 304017, 327834, 376402, 382473, 390879, 564603, 608034, 764946, 781758, 912051, 1129206, 1147419, 1317407, 1693809, 1824102, 2294838, 2634814, 2736153, 3387618, 3952221, 5081427, 5472306, 7904442, 10162854, 11856663, 23713326, 35569989, 71139978]

約数ペア:

[(1, 71139978), (2, 35569989), (3, 23713326), (6, 11856663), (7, 10162854), (9, 7904442), (13, 5472306), (14, 5081427), (18, 3952221), (21, 3387618), (26, 2736153), (27, 2634814), (31, 2294838), (39, 1824102), (42, 1693809), (54, 1317407), (62, 1147419), (63, 1129206), (78, 912051), (91, 781758), (93, 764946), (117, 608034), (126, 564603), (182, 390879), (186, 382473), (189, 376402), (217, 327834), (234, 304017), (273, 260586), (279, 254982), (351, 202678), (378, 188201), (403, 176526), (434, 163917), (467, 152334), (546, 130293), (558, 127491), (651, 109278), (702, 101339), (806, 88263), (819, 86862), (837, 84994), (934, 76167), (1209, 58842), (1302, 54639), (1401, 50778), (1638, 43431), (1674, 42497), (1953, 36426), (2418, 29421), (2457, 28954), (2802, 25389), (2821, 25218), (3269, 21762), (3627, 19614), (3906, 18213), (4203, 16926), (4914, 14477), (5642, 12609), (5859, 12142), (6071, 11718), (6538, 10881), (7254, 9807), (8406, 8463)]