38640147

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{141539}}^1$

素因数の和:141562

約数の個数: 16

約数和(自身を含む): 63409920

約数和(自身を除く): 24769773

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 141539, 424617, 990773, 1840007, 2972319, 5520021, 12880049, 38640147]

約数ペア:

[(1, 38640147), (3, 12880049), (7, 5520021), (13, 2972319), (21, 1840007), (39, 990773), (91, 424617), (273, 141539)]