291228196

素因数分解:

$2^2\times 7^1\times {\mathrm{131}}^1\times {\mathrm{79397}}^1$

素因数の和:79539

約数の個数: 24

約数和(自身を含む): 586910016

約数和(自身を除く): 295681820

約数列:

[1, 2, 4, 7, 14, 28, 131, 262, 524, 917, 1834, 3668, 79397, 158794, 317588, 555779, 1111558, 2223116, 10401007, 20802014, 41604028, 72807049, 145614098, 291228196]

約数ペア:

[(1, 291228196), (2, 145614098), (4, 72807049), (7, 41604028), (14, 20802014), (28, 10401007), (131, 2223116), (262, 1111558), (524, 555779), (917, 317588), (1834, 158794), (3668, 79397)]