12981864

素因数分解:

$2^3\times 3^1\times 7^3\times {\mathrm{19}}^1\times {\mathrm{83}}^1$

素因数の和:132

約数の個数: 128

約数和(自身を含む): 40320000

約数和(自身を除く): 27338136

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 19, 21, 24, 28, 38, 42, 49, 56, 57, 76, 83, 84, 98, 114, 133, 147, 152, 166, 168, 196, 228, 249, 266, 294, 332, 343, 392, 399, 456, 498, 532, 581, 588, 664, 686, 798, 931, 996, 1029, 1064, 1162, 1176, 1372, 1577, 1596, 1743, 1862, 1992, 2058, 2324, 2744, 2793, 3154, 3192, 3486, 3724, 4067, 4116, 4648, 4731, 5586, 6308, 6517, 6972, 7448, 8134, 8232, 9462, 11039, 11172, 12201, 12616, 13034, 13944, 16268, 18924, 19551, 22078, 22344, 24402, 26068, 28469, 32536, 33117, 37848, 39102, 44156, 48804, 52136, 56938, 66234, 77273, 78204, 85407, 88312, 97608, 113876, 132468, 154546, 156408, 170814, 227752, 231819, 264936, 309092, 341628, 463638, 540911, 618184, 683256, 927276, 1081822, 1622733, 1854552, 2163644, 3245466, 4327288, 6490932, 12981864]

約数ペア:

[(1, 12981864), (2, 6490932), (3, 4327288), (4, 3245466), (6, 2163644), (7, 1854552), (8, 1622733), (12, 1081822), (14, 927276), (19, 683256), (21, 618184), (24, 540911), (28, 463638), (38, 341628), (42, 309092), (49, 264936), (56, 231819), (57, 227752), (76, 170814), (83, 156408), (84, 154546), (98, 132468), (114, 113876), (133, 97608), (147, 88312), (152, 85407), (166, 78204), (168, 77273), (196, 66234), (228, 56938), (249, 52136), (266, 48804), (294, 44156), (332, 39102), (343, 37848), (392, 33117), (399, 32536), (456, 28469), (498, 26068), (532, 24402), (581, 22344), (588, 22078), (664, 19551), (686, 18924), (798, 16268), (931, 13944), (996, 13034), (1029, 12616), (1064, 12201), (1162, 11172), (1176, 11039), (1372, 9462), (1577, 8232), (1596, 8134), (1743, 7448), (1862, 6972), (1992, 6517), (2058, 6308), (2324, 5586), (2744, 4731), (2793, 4648), (3154, 4116), (3192, 4067), (3486, 3724)]