13440405

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{81457}}^1$

素因数の和:81476

約数の個数: 16

約数和(自身を含む): 23459904

約数和(自身を除く): 10019499

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 81457, 244371, 407285, 896027, 1221855, 2688081, 4480135, 13440405]

約数ペア:

[(1, 13440405), (3, 4480135), (5, 2688081), (11, 1221855), (15, 896027), (33, 407285), (55, 244371), (165, 81457)]