208023641

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{103}}^1\times {\mathrm{9949}}^1$

素因数の和:10088

約数の個数: 16

約数和(自身を含む): 248352000

約数和(自身を除く): 40328359

約数列:

[1, 7, 29, 103, 203, 721, 2987, 9949, 20909, 69643, 288521, 1024747, 2019647, 7173229, 29717663, 208023641]

約数ペア:

[(1, 208023641), (7, 29717663), (29, 7173229), (103, 2019647), (203, 1024747), (721, 288521), (2987, 69643), (9949, 20909)]