255326178

素因数分解:

$2^1\times 3^1\times {\mathrm{109}}^1\times {\mathrm{390407}}^1$

素因数の和:390521

約数の個数: 16

約数和(自身を含む): 515338560

約数和(自身を除く): 260012382

約数列:

[1, 2, 3, 6, 109, 218, 327, 654, 390407, 780814, 1171221, 2342442, 42554363, 85108726, 127663089, 255326178]

約数ペア:

[(1, 255326178), (2, 127663089), (3, 85108726), (6, 42554363), (109, 2342442), (218, 1171221), (327, 780814), (654, 390407)]