81353456

素因数分解:

$2^4\times {\mathrm{347}}^1\times {\mathrm{14653}}^1$

素因数の和:15008

約数の個数: 20

約数和(自身を含む): 158087352

約数和(自身を除く): 76733896

約数列:

[1, 2, 4, 8, 16, 347, 694, 1388, 2776, 5552, 14653, 29306, 58612, 117224, 234448, 5084591, 10169182, 20338364, 40676728, 81353456]

約数ペア:

[(1, 81353456), (2, 40676728), (4, 20338364), (8, 10169182), (16, 5084591), (347, 234448), (694, 117224), (1388, 58612), (2776, 29306), (5552, 14653)]