268405564

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{309223}}^1$

素因数の和:309265

約数の個数: 24

約数和(自身を含む): 554129408

約数和(自身を除く): 285723844

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 434, 868, 309223, 618446, 1236892, 2164561, 4329122, 8658244, 9585913, 19171826, 38343652, 67101391, 134202782, 268405564]

約数ペア:

[(1, 268405564), (2, 134202782), (4, 67101391), (7, 38343652), (14, 19171826), (28, 9585913), (31, 8658244), (62, 4329122), (124, 2164561), (217, 1236892), (434, 618446), (868, 309223)]