12897263826

素因数分解:

$2^1\times 3^3\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{431}}^1\times {\mathrm{881}}^1$

素因数の和:1377

約数の個数: 128

約数和(自身を含む): 31274449920

約数和(自身を除く): 18377186094

約数列:

[1, 2, 3, 6, 9, 17, 18, 27, 34, 37, 51, 54, 74, 102, 111, 153, 222, 306, 333, 431, 459, 629, 666, 862, 881, 918, 999, 1258, 1293, 1762, 1887, 1998, 2586, 2643, 3774, 3879, 5286, 5661, 7327, 7758, 7929, 11322, 11637, 14654, 14977, 15858, 15947, 16983, 21981, 23274, 23787, 29954, 31894, 32597, 33966, 43962, 44931, 47574, 47841, 65194, 65943, 89862, 95682, 97791, 131886, 134793, 143523, 195582, 197829, 269586, 271099, 287046, 293373, 379711, 395658, 404379, 430569, 542198, 554149, 586746, 759422, 808758, 813297, 861138, 880119, 1108298, 1139133, 1626594, 1662447, 1760238, 2278266, 2439891, 3324894, 3417399, 4879782, 4987341, 6455087, 6834798, 7319673, 9974682, 10252197, 12910174, 14049307, 14639346, 14962023, 19365261, 20504394, 28098614, 29924046, 38730522, 42147921, 58095783, 84295842, 116191566, 126443763, 174287349, 238838219, 252887526, 348574698, 379331289, 477676438, 716514657, 758662578, 1433029314, 2149543971, 4299087942, 6448631913, 12897263826]

約数ペア:

[(1, 12897263826), (2, 6448631913), (3, 4299087942), (6, 2149543971), (9, 1433029314), (17, 758662578), (18, 716514657), (27, 477676438), (34, 379331289), (37, 348574698), (51, 252887526), (54, 238838219), (74, 174287349), (102, 126443763), (111, 116191566), (153, 84295842), (222, 58095783), (306, 42147921), (333, 38730522), (431, 29924046), (459, 28098614), (629, 20504394), (666, 19365261), (862, 14962023), (881, 14639346), (918, 14049307), (999, 12910174), (1258, 10252197), (1293, 9974682), (1762, 7319673), (1887, 6834798), (1998, 6455087), (2586, 4987341), (2643, 4879782), (3774, 3417399), (3879, 3324894), (5286, 2439891), (5661, 2278266), (7327, 1760238), (7758, 1662447), (7929, 1626594), (11322, 1139133), (11637, 1108298), (14654, 880119), (14977, 861138), (15858, 813297), (15947, 808758), (16983, 759422), (21981, 586746), (23274, 554149), (23787, 542198), (29954, 430569), (31894, 404379), (32597, 395658), (33966, 379711), (43962, 293373), (44931, 287046), (47574, 271099), (47841, 269586), (65194, 197829), (65943, 195582), (89862, 143523), (95682, 134793), (97791, 131886)]