1384291881

素因数分解:

$3^2\times 7^1\times {\mathrm{103}}^1\times {\mathrm{213329}}^1$

素因数の和:213445

約数の個数: 24

約数和(自身を含む): 2307377280

約数和(自身を除く): 923085399

約数列:

[1, 3, 7, 9, 21, 63, 103, 309, 721, 927, 2163, 6489, 213329, 639987, 1493303, 1919961, 4479909, 13439727, 21972887, 65918661, 153810209, 197755983, 461430627, 1384291881]

約数ペア:

[(1, 1384291881), (3, 461430627), (7, 197755983), (9, 153810209), (21, 65918661), (63, 21972887), (103, 13439727), (309, 4479909), (721, 1919961), (927, 1493303), (2163, 639987), (6489, 213329)]