81244405

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{631}}^1\times {\mathrm{2341}}^1$

素因数の和:2988

約数の個数: 16

約数和(自身を含む): 106570368

約数和(自身を除く): 25325963

約数列:

[1, 5, 11, 55, 631, 2341, 3155, 6941, 11705, 25751, 34705, 128755, 1477171, 7385855, 16248881, 81244405]

約数ペア:

[(1, 81244405), (5, 16248881), (11, 7385855), (55, 1477171), (631, 128755), (2341, 34705), (3155, 25751), (6941, 11705)]