63999964

素因数分解:

$2^2\times 7^1\times {\mathrm{571}}^1\times {\mathrm{4003}}^1$

素因数の和:4585

約数の個数: 24

約数和(自身を含む): 128256128

約数和(自身を除く): 64256164

約数列:

[1, 2, 4, 7, 14, 28, 571, 1142, 2284, 3997, 4003, 7994, 8006, 15988, 16012, 28021, 56042, 112084, 2285713, 4571426, 9142852, 15999991, 31999982, 63999964]

約数ペア:

[(1, 63999964), (2, 31999982), (4, 15999991), (7, 9142852), (14, 4571426), (28, 2285713), (571, 112084), (1142, 56042), (2284, 28021), (3997, 16012), (4003, 15988), (7994, 8006)]