30880485

素因数分解:

$3^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{5009}}^1$

素因数の和:5157

約数の個数: 24

約数和(自身を含む): 53927640

約数和(自身を除く): 23047155

約数列:

[1, 3, 5, 9, 15, 45, 137, 411, 685, 1233, 2055, 5009, 6165, 15027, 25045, 45081, 75135, 225405, 686233, 2058699, 3431165, 6176097, 10293495, 30880485]

約数ペア:

[(1, 30880485), (3, 10293495), (5, 6176097), (9, 3431165), (15, 2058699), (45, 686233), (137, 225405), (411, 75135), (685, 45081), (1233, 25045), (2055, 15027), (5009, 6165)]