13915391

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{4549}}^1$

素因数の和:4598

約数の個数: 16

約数和(自身を含む): 17472000

約数和(自身を除く): 3556609

約数列:

[1, 7, 19, 23, 133, 161, 437, 3059, 4549, 31843, 86431, 104627, 605017, 732389, 1987913, 13915391]

約数ペア:

[(1, 13915391), (7, 1987913), (19, 732389), (23, 605017), (133, 104627), (161, 86431), (437, 31843), (3059, 4549)]