258889232

素因数分解:

$2^4\times 7^1\times {\mathrm{157}}^1\times {\mathrm{14723}}^1$

素因数の和:14895

約数の個数: 40

約数和(自身を含む): 576945216

約数和(自身を除く): 318055984

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 157, 314, 628, 1099, 1256, 2198, 2512, 4396, 8792, 14723, 17584, 29446, 58892, 103061, 117784, 206122, 235568, 412244, 824488, 1648976, 2311511, 4623022, 9246044, 16180577, 18492088, 32361154, 36984176, 64722308, 129444616, 258889232]

約数ペア:

[(1, 258889232), (2, 129444616), (4, 64722308), (7, 36984176), (8, 32361154), (14, 18492088), (16, 16180577), (28, 9246044), (56, 4623022), (112, 2311511), (157, 1648976), (314, 824488), (628, 412244), (1099, 235568), (1256, 206122), (2198, 117784), (2512, 103061), (4396, 58892), (8792, 29446), (14723, 17584)]