78216398

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{43}}^2\times {\mathrm{1627}}^1$

素因数の和:1728

約数の個数: 24

約数和(自身を含む): 129435768

約数和(自身を除く): 51219370

約数列:

[1, 2, 13, 26, 43, 86, 559, 1118, 1627, 1849, 3254, 3698, 21151, 24037, 42302, 48074, 69961, 139922, 909493, 1818986, 3008323, 6016646, 39108199, 78216398]

約数ペア:

[(1, 78216398), (2, 39108199), (13, 6016646), (26, 3008323), (43, 1818986), (86, 909493), (559, 139922), (1118, 69961), (1627, 48074), (1849, 42302), (3254, 24037), (3698, 21151)]