63986888

素因数分解:

$2^3\times 7^1\times {\mathrm{991}}^1\times {\mathrm{1153}}^1$

素因数の和:2157

約数の個数: 32

約数和(自身を含む): 137372160

約数和(自身を除く): 73385272

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 991, 1153, 1982, 2306, 3964, 4612, 6937, 7928, 8071, 9224, 13874, 16142, 27748, 32284, 55496, 64568, 1142623, 2285246, 4570492, 7998361, 9140984, 15996722, 31993444, 63986888]

約数ペア:

[(1, 63986888), (2, 31993444), (4, 15996722), (7, 9140984), (8, 7998361), (14, 4570492), (28, 2285246), (56, 1142623), (991, 64568), (1153, 55496), (1982, 32284), (2306, 27748), (3964, 16142), (4612, 13874), (6937, 9224), (7928, 8071)]