28208131

素因数分解:

$7^1\times {\mathrm{47}}^1\times {\mathrm{83}}^1\times {\mathrm{1033}}^1$

素因数の和:1170

約数の個数: 16

約数和(自身を含む): 33352704

約数和(自身を除く): 5144573

約数列:

[1, 7, 47, 83, 329, 581, 1033, 3901, 7231, 27307, 48551, 85739, 339857, 600173, 4029733, 28208131]

約数ペア:

[(1, 28208131), (7, 4029733), (47, 600173), (83, 339857), (329, 85739), (581, 48551), (1033, 27307), (3901, 7231)]