128533349

素因数分解:

$7^1\times {\mathrm{181}}^1\times {\mathrm{229}}^1\times {\mathrm{443}}^1$

素因数の和:860

約数の個数: 16

約数和(自身を含む): 148686720

約数和(自身を除く): 20153371

約数列:

[1, 7, 181, 229, 443, 1267, 1603, 3101, 41449, 80183, 101447, 290143, 561281, 710129, 18361907, 128533349]

約数ペア:

[(1, 128533349), (7, 18361907), (181, 710129), (229, 561281), (443, 290143), (1267, 101447), (1603, 80183), (3101, 41449)]