7242783261

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{18152339}}^1$

素因数の和:18152368

約数の個数: 16

約数和(自身を含む): 11617497600

約数和(自身を除く): 4374714339

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 18152339, 54457017, 127066373, 344894441, 381199119, 1034683323, 2414261087, 7242783261]

約数ペア:

[(1, 7242783261), (3, 2414261087), (7, 1034683323), (19, 381199119), (21, 344894441), (57, 127066373), (133, 54457017), (399, 18152339)]