123449564

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{142223}}^1$

素因数の和:142265

約数の個数: 24

約数和(自身を含む): 254865408

約数和(自身を除く): 131415844

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 434, 868, 142223, 284446, 568892, 995561, 1991122, 3982244, 4408913, 8817826, 17635652, 30862391, 61724782, 123449564]

約数ペア:

[(1, 123449564), (2, 61724782), (4, 30862391), (7, 17635652), (14, 8817826), (28, 4408913), (31, 3982244), (62, 1991122), (124, 995561), (217, 568892), (434, 284446), (868, 142223)]