399348532

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{83267}}^1$

素因数の和:83391

約数の個数: 24

約数和(自身を含む): 769396320

約数和(自身を除く): 370047788

約数列:

[1, 2, 4, 11, 22, 44, 109, 218, 436, 1199, 2398, 4796, 83267, 166534, 333068, 915937, 1831874, 3663748, 9076103, 18152206, 36304412, 99837133, 199674266, 399348532]

約数ペア:

[(1, 399348532), (2, 199674266), (4, 99837133), (11, 36304412), (22, 18152206), (44, 9076103), (109, 3663748), (218, 1831874), (436, 915937), (1199, 333068), (2398, 166534), (4796, 83267)]