28246405

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{241}}^1\times {\mathrm{2131}}^1$

素因数の和:2388

約数の個数: 16

約数和(自身を含む): 37147968

約数和(自身を除く): 8901563

約数列:

[1, 5, 11, 55, 241, 1205, 2131, 2651, 10655, 13255, 23441, 117205, 513571, 2567855, 5649281, 28246405]

約数ペア:

[(1, 28246405), (5, 5649281), (11, 2567855), (55, 513571), (241, 117205), (1205, 23441), (2131, 13255), (2651, 10655)]