291207956

素因数分解:

$2^2\times {\mathrm{13}}^4\times {\mathrm{2549}}^1$

素因数の和:2605

約数の個数: 30

約数和(自身を含む): 552296850

約数和(自身を除く): 261088894

約数列:

[1, 2, 4, 13, 26, 52, 169, 338, 676, 2197, 2549, 4394, 5098, 8788, 10196, 28561, 33137, 57122, 66274, 114244, 132548, 430781, 861562, 1723124, 5600153, 11200306, 22400612, 72801989, 145603978, 291207956]

約数ペア:

[(1, 291207956), (2, 145603978), (4, 72801989), (13, 22400612), (26, 11200306), (52, 5600153), (169, 1723124), (338, 861562), (676, 430781), (2197, 132548), (2549, 114244), (4394, 66274), (5098, 57122), (8788, 33137), (10196, 28561)]