128313614

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71}}^2\times {\mathrm{89}}^1$

素因数の和:257

約数の個数: 48

約数和(自身を含む): 231925680

約数和(自身を除く): 103612066

約数列:

[1, 2, 11, 13, 22, 26, 71, 89, 142, 143, 178, 286, 781, 923, 979, 1157, 1562, 1846, 1958, 2314, 5041, 6319, 10082, 10153, 12638, 12727, 20306, 25454, 55451, 65533, 69509, 82147, 110902, 131066, 139018, 164294, 448649, 720863, 897298, 903617, 1441726, 1807234, 4935139, 5832437, 9870278, 11664874, 64156807, 128313614]

約数ペア:

[(1, 128313614), (2, 64156807), (11, 11664874), (13, 9870278), (22, 5832437), (26, 4935139), (71, 1807234), (89, 1441726), (142, 903617), (143, 897298), (178, 720863), (286, 448649), (781, 164294), (923, 139018), (979, 131066), (1157, 110902), (1562, 82147), (1846, 69509), (1958, 65533), (2314, 55451), (5041, 25454), (6319, 20306), (10082, 12727), (10153, 12638)]