66727228

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{139}}^1\times {\mathrm{2791}}^1$

素因数の和:2977

約数の個数: 24

約数和(自身を含む): 120391040

約数和(自身を除く): 53663812

約数列:

[1, 2, 4, 43, 86, 139, 172, 278, 556, 2791, 5582, 5977, 11164, 11954, 23908, 120013, 240026, 387949, 480052, 775898, 1551796, 16681807, 33363614, 66727228]

約数ペア:

[(1, 66727228), (2, 33363614), (4, 16681807), (43, 1551796), (86, 775898), (139, 480052), (172, 387949), (278, 240026), (556, 120013), (2791, 23908), (5582, 11954), (5977, 11164)]