128204805

素因数分解:

$3^1\times 5^1\times {\mathrm{433}}^1\times {\mathrm{19739}}^1$

素因数の和:20180

約数の個数: 16

約数和(自身を含む): 205611840

約数和(自身を除く): 77407035

約数列:

[1, 3, 5, 15, 433, 1299, 2165, 6495, 19739, 59217, 98695, 296085, 8546987, 25640961, 42734935, 128204805]

約数ペア:

[(1, 128204805), (3, 42734935), (5, 25640961), (15, 8546987), (433, 296085), (1299, 98695), (2165, 59217), (6495, 19739)]