49981415

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{39511}}^1$

素因数の和:39550

約数の個数: 16

約数和(自身を含む): 68276736

約数和(自身を除く): 18295321

約数列:

[1, 5, 11, 23, 55, 115, 253, 1265, 39511, 197555, 434621, 908753, 2173105, 4543765, 9996283, 49981415]

約数ペア:

[(1, 49981415), (5, 9996283), (11, 4543765), (23, 2173105), (55, 908753), (115, 434621), (253, 197555), (1265, 39511)]