128385189

素因数分解:

$3^3\times {\mathrm{127}}^1\times {\mathrm{37441}}^1$

素因数の和:37577

約数の個数: 16

約数和(自身を含む): 191703040

約数和(自身を除く): 63317851

約数列:

[1, 3, 9, 27, 127, 381, 1143, 3429, 37441, 112323, 336969, 1010907, 4755007, 14265021, 42795063, 128385189]

約数ペア:

[(1, 128385189), (3, 42795063), (9, 14265021), (27, 4755007), (127, 1010907), (381, 336969), (1143, 112323), (3429, 37441)]