13689368

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{313}}^1$

素因数の和:408

約数の個数: 64

約数和(自身を含む): 32555520

約数和(自身を除く): 18866152

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 71, 77, 88, 142, 154, 284, 308, 313, 497, 568, 616, 626, 781, 994, 1252, 1562, 1988, 2191, 2504, 3124, 3443, 3976, 4382, 5467, 6248, 6886, 8764, 10934, 13772, 17528, 21868, 22223, 24101, 27544, 43736, 44446, 48202, 88892, 96404, 155561, 177784, 192808, 244453, 311122, 488906, 622244, 977812, 1244488, 1711171, 1955624, 3422342, 6844684, 13689368]

約数ペア:

[(1, 13689368), (2, 6844684), (4, 3422342), (7, 1955624), (8, 1711171), (11, 1244488), (14, 977812), (22, 622244), (28, 488906), (44, 311122), (56, 244453), (71, 192808), (77, 177784), (88, 155561), (142, 96404), (154, 88892), (284, 48202), (308, 44446), (313, 43736), (497, 27544), (568, 24101), (616, 22223), (626, 21868), (781, 17528), (994, 13772), (1252, 10934), (1562, 8764), (1988, 6886), (2191, 6248), (2504, 5467), (3124, 4382), (3443, 3976)]