13129305

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{17863}}^1$

素因数の和:17885

約数の個数: 24

約数和(自身を含む): 24437952

約数和(自身を除く): 11308647

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 147, 245, 735, 17863, 53589, 89315, 125041, 267945, 375123, 625205, 875287, 1875615, 2625861, 4376435, 13129305]

約数ペア:

[(1, 13129305), (3, 4376435), (5, 2625861), (7, 1875615), (15, 875287), (21, 625205), (35, 375123), (49, 267945), (105, 125041), (147, 89315), (245, 53589), (735, 17863)]