28318381

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{7237}}^1$

素因数の和:7300

約数の個数: 16

約数和(自身を含む): 35668864

約数和(自身を除く): 7350483

約数列:

[1, 7, 13, 43, 91, 301, 559, 3913, 7237, 50659, 94081, 311191, 658567, 2178337, 4045483, 28318381]

約数ペア:

[(1, 28318381), (7, 4045483), (13, 2178337), (43, 658567), (91, 311191), (301, 94081), (559, 50659), (3913, 7237)]