256473286

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{164617}}^1$

素因数の和:164679

約数の個数: 16

約数和(自身を含む): 414837360

約数和(自身を除く): 158364074

約数列:

[1, 2, 19, 38, 41, 82, 779, 1558, 164617, 329234, 3127723, 6255446, 6749297, 13498594, 128236643, 256473286]

約数ペア:

[(1, 256473286), (2, 128236643), (19, 13498594), (38, 6749297), (41, 6255446), (82, 3127723), (779, 329234), (1558, 164617)]