256133948

素因数分解:

$2^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{172597}}^1$

素因数の和:172661

約数の個数: 24

約数和(自身を含む): 521936352

約数和(自身を除く): 265802404

約数列:

[1, 2, 4, 7, 14, 28, 53, 106, 212, 371, 742, 1484, 172597, 345194, 690388, 1208179, 2416358, 4832716, 9147641, 18295282, 36590564, 64033487, 128066974, 256133948]

約数ペア:

[(1, 256133948), (2, 128066974), (4, 64033487), (7, 36590564), (14, 18295282), (28, 9147641), (53, 4832716), (106, 2416358), (212, 1208179), (371, 690388), (742, 345194), (1484, 172597)]