256487209

素因数分解:

${\mathrm{11}}^2\times {\mathrm{449}}^1\times {\mathrm{4721}}^1$

素因数の和:5192

約数の個数: 12

約数和(自身を含む): 282611700

約数和(自身を除く): 26124491

約数列:

[1, 11, 121, 449, 4721, 4939, 51931, 54329, 571241, 2119729, 23317019, 256487209]

約数ペア:

[(1, 256487209), (11, 23317019), (121, 2119729), (449, 571241), (4721, 54329), (4939, 51931)]