7271887

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^2\times {\mathrm{47}}^1$

素因数の和:139

約数の個数: 24

約数和(自身を含む): 9151488

約数和(自身を除く): 1879601

約数列:

[1, 7, 23, 31, 47, 161, 217, 329, 713, 961, 1081, 1457, 4991, 6727, 7567, 10199, 22103, 33511, 45167, 154721, 234577, 316169, 1038841, 7271887]

約数ペア:

[(1, 7271887), (7, 1038841), (23, 316169), (31, 234577), (47, 154721), (161, 45167), (217, 33511), (329, 22103), (713, 10199), (961, 7567), (1081, 6727), (1457, 4991)]