12717378

素因数分解:

$2^1\times 3^3\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{107}}^1$

素因数の和:220

約数の個数: 64

約数和(自身を含む): 29859840

約数和(自身を除く): 17142462

約数列:

[1, 2, 3, 6, 9, 18, 27, 31, 54, 62, 71, 93, 107, 142, 186, 213, 214, 279, 321, 426, 558, 639, 642, 837, 963, 1278, 1674, 1917, 1926, 2201, 2889, 3317, 3834, 4402, 5778, 6603, 6634, 7597, 9951, 13206, 15194, 19809, 19902, 22791, 29853, 39618, 45582, 59427, 59706, 68373, 89559, 118854, 136746, 179118, 205119, 235507, 410238, 471014, 706521, 1413042, 2119563, 4239126, 6358689, 12717378]

約数ペア:

[(1, 12717378), (2, 6358689), (3, 4239126), (6, 2119563), (9, 1413042), (18, 706521), (27, 471014), (31, 410238), (54, 235507), (62, 205119), (71, 179118), (93, 136746), (107, 118854), (142, 89559), (186, 68373), (213, 59706), (214, 59427), (279, 45582), (321, 39618), (426, 29853), (558, 22791), (639, 19902), (642, 19809), (837, 15194), (963, 13206), (1278, 9951), (1674, 7597), (1917, 6634), (1926, 6603), (2201, 5778), (2889, 4402), (3317, 3834)]