389747116

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{124759}}^1$

素因数の和:124845

約数の個数: 24

約数和(自身を含む): 754548480

約数和(自身を除く): 364801364

約数列:

[1, 2, 4, 11, 22, 44, 71, 142, 284, 781, 1562, 3124, 124759, 249518, 499036, 1372349, 2744698, 5489396, 8857889, 17715778, 35431556, 97436779, 194873558, 389747116]

約数ペア:

[(1, 389747116), (2, 194873558), (4, 97436779), (11, 35431556), (22, 17715778), (44, 8857889), (71, 5489396), (142, 2744698), (284, 1372349), (781, 499036), (1562, 249518), (3124, 124759)]