15639337

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{6917}}^1$

素因数の和:6960

約数の個数: 16

約数和(自身を含む): 19923840

約数和(自身を除く): 4284503

約数列:

[1, 7, 17, 19, 119, 133, 323, 2261, 6917, 48419, 117589, 131423, 823123, 919961, 2234191, 15639337]

約数ペア:

[(1, 15639337), (7, 2234191), (17, 919961), (19, 823123), (119, 131423), (133, 117589), (323, 48419), (2261, 6917)]