291265048

素因数分解:

$2^3\times {\mathrm{103}}^1\times {\mathrm{139}}^1\times {\mathrm{2543}}^1$

素因数の和:2791

約数の個数: 32

約数和(自身を含む): 555609600

約数和(自身を除く): 264344552

約数列:

[1, 2, 4, 8, 103, 139, 206, 278, 412, 556, 824, 1112, 2543, 5086, 10172, 14317, 20344, 28634, 57268, 114536, 261929, 353477, 523858, 706954, 1047716, 1413908, 2095432, 2827816, 36408131, 72816262, 145632524, 291265048]

約数ペア:

[(1, 291265048), (2, 145632524), (4, 72816262), (8, 36408131), (103, 2827816), (139, 2095432), (206, 1413908), (278, 1047716), (412, 706954), (556, 523858), (824, 353477), (1112, 261929), (2543, 114536), (5086, 57268), (10172, 28634), (14317, 20344)]