243857876

素因数分解:

$2^2\times {\mathrm{53}}^1\times {\mathrm{389}}^1\times {\mathrm{2957}}^1$

素因数の和:3403

約数の個数: 24

約数和(自身を含む): 436068360

約数和(自身を除く): 192210484

約数列:

[1, 2, 4, 53, 106, 212, 389, 778, 1556, 2957, 5914, 11828, 20617, 41234, 82468, 156721, 313442, 626884, 1150273, 2300546, 4601092, 60964469, 121928938, 243857876]

約数ペア:

[(1, 243857876), (2, 121928938), (4, 60964469), (53, 4601092), (106, 2300546), (212, 1150273), (389, 626884), (778, 313442), (1556, 156721), (2957, 82468), (5914, 41234), (11828, 20617)]