42879385

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{53}}^2\times {\mathrm{71}}^1$

素因数の和:225

約数の個数: 24

約数和(自身を含む): 54419904

約数和(自身を除く): 11540519

約数列:

[1, 5, 43, 53, 71, 215, 265, 355, 2279, 2809, 3053, 3763, 11395, 14045, 15265, 18815, 120787, 161809, 199439, 603935, 809045, 997195, 8575877, 42879385]

約数ペア:

[(1, 42879385), (5, 8575877), (43, 997195), (53, 809045), (71, 603935), (215, 199439), (265, 161809), (355, 120787), (2279, 18815), (2809, 15265), (3053, 14045), (3763, 11395)]