128854017

素因数分解:

$3^3\times {\mathrm{37}}^1\times {\mathrm{128983}}^1$

素因数の和:129029

約数の個数: 16

約数和(自身を含む): 196055680

約数和(自身を除く): 67201663

約数列:

[1, 3, 9, 27, 37, 111, 333, 999, 128983, 386949, 1160847, 3482541, 4772371, 14317113, 42951339, 128854017]

約数ペア:

[(1, 128854017), (3, 42951339), (9, 14317113), (27, 4772371), (37, 3482541), (111, 1160847), (333, 386949), (999, 128983)]