13478087

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{467}}^1$

素因数の和:531

約数の個数: 24

約数和(自身を含む): 17072640

約数和(自身を除く): 3594553

約数列:

[1, 7, 19, 31, 49, 133, 217, 467, 589, 931, 1519, 3269, 4123, 8873, 14477, 22883, 28861, 62111, 101339, 275063, 434777, 709373, 1925441, 13478087]

約数ペア:

[(1, 13478087), (7, 1925441), (19, 709373), (31, 434777), (49, 275063), (133, 101339), (217, 62111), (467, 28861), (589, 22883), (931, 14477), (1519, 8873), (3269, 4123)]