165747569

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{157}}^1\times {\mathrm{281}}^1$

素因数の和:485

約数の個数: 24

約数和(自身を含む): 191501688

約数和(自身を除く): 25754119

約数列:

[1, 13, 17, 157, 221, 281, 289, 2041, 2669, 3653, 3757, 4777, 34697, 44117, 45373, 62101, 81209, 573521, 589849, 749989, 1055717, 9749857, 12749813, 165747569]

約数ペア:

[(1, 165747569), (13, 12749813), (17, 9749857), (157, 1055717), (221, 749989), (281, 589849), (289, 573521), (2041, 81209), (2669, 62101), (3653, 45373), (3757, 44117), (4777, 34697)]