128543259

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{253537}}^1$

素因数の和:253566

約数の個数: 12

約数和(自身を含む): 185589816

約数和(自身を除く): 57046557

約数列:

[1, 3, 13, 39, 169, 507, 253537, 760611, 3295981, 9887943, 42847753, 128543259]

約数ペア:

[(1, 128543259), (3, 42847753), (13, 9887943), (39, 3295981), (169, 760611), (507, 253537)]