128535903

素因数分解:

$3^4\times {\mathrm{751}}^1\times {\mathrm{2113}}^1$

素因数の和:2876

約数の個数: 20

約数和(自身を含む): 192357088

約数和(自身を除く): 63821185

約数列:

[1, 3, 9, 27, 81, 751, 2113, 2253, 6339, 6759, 19017, 20277, 57051, 60831, 171153, 1586863, 4760589, 14281767, 42845301, 128535903]

約数ペア:

[(1, 128535903), (3, 42845301), (9, 14281767), (27, 4760589), (81, 1586863), (751, 171153), (2113, 60831), (2253, 57051), (6339, 20277), (6759, 19017)]