68780994

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{173}}^1$

素因数の和:311

約数の個数: 64

約数和(自身を含む): 149935104

約数和(自身を除く): 81154110

約数列:

[1, 2, 3, 6, 23, 43, 46, 67, 69, 86, 129, 134, 138, 173, 201, 258, 346, 402, 519, 989, 1038, 1541, 1978, 2881, 2967, 3082, 3979, 4623, 5762, 5934, 7439, 7958, 8643, 9246, 11591, 11937, 14878, 17286, 22317, 23182, 23874, 34773, 44634, 66263, 69546, 132526, 171097, 198789, 266593, 342194, 397578, 498413, 513291, 533186, 799779, 996826, 1026582, 1495239, 1599558, 2990478, 11463499, 22926998, 34390497, 68780994]

約数ペア:

[(1, 68780994), (2, 34390497), (3, 22926998), (6, 11463499), (23, 2990478), (43, 1599558), (46, 1495239), (67, 1026582), (69, 996826), (86, 799779), (129, 533186), (134, 513291), (138, 498413), (173, 397578), (201, 342194), (258, 266593), (346, 198789), (402, 171097), (519, 132526), (989, 69546), (1038, 66263), (1541, 44634), (1978, 34773), (2881, 23874), (2967, 23182), (3082, 22317), (3979, 17286), (4623, 14878), (5762, 11937), (5934, 11591), (7439, 9246), (7958, 8643)]