339908978

素因数分解:

$2^1\times {\mathrm{89}}^1\times {\mathrm{389}}^1\times {\mathrm{4909}}^1$

素因数の和:5389

約数の個数: 16

約数和(自身を含む): 517023000

約数和(自身を除く): 177114022

約数列:

[1, 2, 89, 178, 389, 778, 4909, 9818, 34621, 69242, 436901, 873802, 1909601, 3819202, 169954489, 339908978]

約数ペア:

[(1, 339908978), (2, 169954489), (89, 3819202), (178, 1909601), (389, 873802), (778, 436901), (4909, 69242), (9818, 34621)]