128856281

素因数分解:

${\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{199}}^1\times {\mathrm{599}}^1$

素因数の和:868

約数の個数: 16

約数和(自身を含む): 138240000

約数和(自身を除く): 9383719

約数列:

[1, 23, 47, 199, 599, 1081, 4577, 9353, 13777, 28153, 119201, 215119, 647519, 2741623, 5602447, 128856281]

約数ペア:

[(1, 128856281), (23, 5602447), (47, 2741623), (199, 647519), (599, 215119), (1081, 119201), (4577, 28153), (9353, 13777)]