13538945

素因数分解:

$5^1\times 7^2\times {\mathrm{73}}^1\times {\mathrm{757}}^1$

素因数の和:849

約数の個数: 24

約数和(自身を含む): 19183464

約数和(自身を除く): 5644519

約数列:

[1, 5, 7, 35, 49, 73, 245, 365, 511, 757, 2555, 3577, 3785, 5299, 17885, 26495, 37093, 55261, 185465, 276305, 386827, 1934135, 2707789, 13538945]

約数ペア:

[(1, 13538945), (5, 2707789), (7, 1934135), (35, 386827), (49, 276305), (73, 185465), (245, 55261), (365, 37093), (511, 26495), (757, 17885), (2555, 5299), (3577, 3785)]