172848861

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{223}}^1\times {\mathrm{1213}}^1$

素因数の和:1513

約数の個数: 24

約数和(自身を含む): 254532096

約数和(自身を除く): 81683235

約数列:

[1, 3, 9, 71, 213, 223, 639, 669, 1213, 2007, 3639, 10917, 15833, 47499, 86123, 142497, 258369, 270499, 775107, 811497, 2434491, 19205429, 57616287, 172848861]

約数ペア:

[(1, 172848861), (3, 57616287), (9, 19205429), (71, 2434491), (213, 811497), (223, 775107), (639, 270499), (669, 258369), (1213, 142497), (2007, 86123), (3639, 47499), (10917, 15833)]