289366544

素因数分解:

$2^4\times {\mathrm{2161}}^1\times {\mathrm{8369}}^1$

素因数の和:10538

約数の個数: 20

約数和(自身を含む): 560974140

約数和(自身を除く): 271607596

約数列:

[1, 2, 4, 8, 16, 2161, 4322, 8369, 8644, 16738, 17288, 33476, 34576, 66952, 133904, 18085409, 36170818, 72341636, 144683272, 289366544]

約数ペア:

[(1, 289366544), (2, 144683272), (4, 72341636), (8, 36170818), (16, 18085409), (2161, 133904), (4322, 66952), (8369, 34576), (8644, 33476), (16738, 17288)]