64611428

素因数分解:

$2^2\times 7^1\times {\mathrm{661}}^1\times {\mathrm{3491}}^1$

素因数の和:4163

約数の個数: 24

約数和(自身を含む): 129455424

約数和(自身を除く): 64843996

約数列:

[1, 2, 4, 7, 14, 28, 661, 1322, 2644, 3491, 4627, 6982, 9254, 13964, 18508, 24437, 48874, 97748, 2307551, 4615102, 9230204, 16152857, 32305714, 64611428]

約数ペア:

[(1, 64611428), (2, 32305714), (4, 16152857), (7, 9230204), (14, 4615102), (28, 2307551), (661, 97748), (1322, 48874), (2644, 24437), (3491, 18508), (4627, 13964), (6982, 9254)]