13888215

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{28057}}^1$

素因数の和:28079

約数の個数: 24

約数和(自身を含む): 26262288

約数和(自身を除く): 12374073

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 99, 165, 495, 28057, 84171, 140285, 252513, 308627, 420855, 925881, 1262565, 1543135, 2777643, 4629405, 13888215]

約数ペア:

[(1, 13888215), (3, 4629405), (5, 2777643), (9, 1543135), (11, 1262565), (15, 925881), (33, 420855), (45, 308627), (55, 252513), (99, 140285), (165, 84171), (495, 28057)]