816395764

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{206369}}^1$

素因数の和:206439

約数の個数: 24

約数和(自身を含む): 1525487040

約数和(自身を除く): 709091276

約数列:

[1, 2, 4, 23, 43, 46, 86, 92, 172, 989, 1978, 3956, 206369, 412738, 825476, 4746487, 8873867, 9492974, 17747734, 18985948, 35495468, 204098941, 408197882, 816395764]

約数ペア:

[(1, 816395764), (2, 408197882), (4, 204098941), (23, 35495468), (43, 18985948), (46, 17747734), (86, 9492974), (92, 8873867), (172, 4746487), (989, 825476), (1978, 412738), (3956, 206369)]