257221442

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{44641}}^1$

素因数の和:44753

約数の個数: 16

約数和(自身を含む): 400706592

約数和(自身を除く): 143485150

約数列:

[1, 2, 43, 67, 86, 134, 2881, 5762, 44641, 89282, 1919563, 2990947, 3839126, 5981894, 128610721, 257221442]

約数ペア:

[(1, 257221442), (2, 128610721), (43, 5981894), (67, 3839126), (86, 2990947), (134, 1919563), (2881, 89282), (5762, 44641)]