78919197

素因数分解:

$3^1\times 7^1\times {\mathrm{127}}^2\times {\mathrm{233}}^1$

素因数の和:497

約数の個数: 24

約数和(自身を含む): 121732416

約数和(自身を除く): 42813219

約数列:

[1, 3, 7, 21, 127, 233, 381, 699, 889, 1631, 2667, 4893, 16129, 29591, 48387, 88773, 112903, 207137, 338709, 621411, 3758057, 11274171, 26306399, 78919197]

約数ペア:

[(1, 78919197), (3, 26306399), (7, 11274171), (21, 3758057), (127, 621411), (233, 338709), (381, 207137), (699, 112903), (889, 88773), (1631, 48387), (2667, 29591), (4893, 16129)]