639230282

素因数分解:

$2^1\times {\mathrm{109}}^1\times {\mathrm{193}}^1\times {\mathrm{15193}}^1$

素因数の和:15497

約数の個数: 16

約数和(自身を含む): 972719880

約数和(自身を除く): 333489598

約数列:

[1, 2, 109, 193, 218, 386, 15193, 21037, 30386, 42074, 1656037, 2932249, 3312074, 5864498, 319615141, 639230282]

約数ペア:

[(1, 639230282), (2, 319615141), (109, 5864498), (193, 3312074), (218, 2932249), (386, 1656037), (15193, 42074), (21037, 30386)]