128971737

素因数分解:

$3^3\times {\mathrm{53}}^1\times {\mathrm{90127}}^1$

素因数の和:90189

約数の個数: 16

約数和(自身を含む): 194676480

約数和(自身を除く): 65704743

約数列:

[1, 3, 9, 27, 53, 159, 477, 1431, 90127, 270381, 811143, 2433429, 4776731, 14330193, 42990579, 128971737]

約数ペア:

[(1, 128971737), (3, 42990579), (9, 14330193), (27, 4776731), (53, 2433429), (159, 811143), (477, 270381), (1431, 90127)]