257480938

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{900283}}^1$

素因数の和:900309

約数の個数: 16

約数和(自身を含む): 453743136

約数和(自身を除く): 196262198

約数列:

[1, 2, 11, 13, 22, 26, 143, 286, 900283, 1800566, 9903113, 11703679, 19806226, 23407358, 128740469, 257480938]

約数ペア:

[(1, 257480938), (2, 128740469), (11, 23407358), (13, 19806226), (22, 11703679), (26, 9903113), (143, 1800566), (286, 900283)]