28913691

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{179}}^1\times {\mathrm{2341}}^1$

素因数の和:2546

約数の個数: 16

約数和(自身を含む): 40469760

約数和(自身を除く): 11556069

約数列:

[1, 3, 23, 69, 179, 537, 2341, 4117, 7023, 12351, 53843, 161529, 419039, 1257117, 9637897, 28913691]

約数ペア:

[(1, 28913691), (3, 9637897), (23, 1257117), (69, 419039), (179, 161529), (537, 53843), (2341, 12351), (4117, 7023)]