223350256

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{324637}}^1$

素因数の和:324688

約数の個数: 20

約数和(自身を含む): 442806232

約数和(自身を除く): 219455976

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 324637, 649274, 1298548, 2597096, 5194192, 13959391, 27918782, 55837564, 111675128, 223350256]

約数ペア:

[(1, 223350256), (2, 111675128), (4, 55837564), (8, 27918782), (16, 13959391), (43, 5194192), (86, 2597096), (172, 1298548), (344, 649274), (688, 324637)]