128736438

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{389}}^1\times {\mathrm{2903}}^1$

素因数の和:3316

約数の個数: 32

約数和(自身を含む): 271814400

約数和(自身を除く): 143077962

約数列:

[1, 2, 3, 6, 19, 38, 57, 114, 389, 778, 1167, 2334, 2903, 5806, 7391, 8709, 14782, 17418, 22173, 44346, 55157, 110314, 165471, 330942, 1129267, 2258534, 3387801, 6775602, 21456073, 42912146, 64368219, 128736438]

約数ペア:

[(1, 128736438), (2, 64368219), (3, 42912146), (6, 21456073), (19, 6775602), (38, 3387801), (57, 2258534), (114, 1129267), (389, 330942), (778, 165471), (1167, 110314), (2334, 55157), (2903, 44346), (5806, 22173), (7391, 17418), (8709, 14782)]