28506621

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{66449}}^1$

素因数の和:66476

約数の個数: 16

約数和(自身を含む): 44654400

約数和(自身を除く): 16147779

約数列:

[1, 3, 11, 13, 33, 39, 143, 429, 66449, 199347, 730939, 863837, 2192817, 2591511, 9502207, 28506621]

約数ペア:

[(1, 28506621), (3, 9502207), (11, 2591511), (13, 2192817), (33, 863837), (39, 730939), (143, 199347), (429, 66449)]