81090465

素因数分解:

$3^1\times 5^1\times {\mathrm{211}}^1\times {\mathrm{25621}}^1$

素因数の和:25840

約数の個数: 16

約数和(自身を含む): 130364736

約数和(自身を除く): 49274271

約数列:

[1, 3, 5, 15, 211, 633, 1055, 3165, 25621, 76863, 128105, 384315, 5406031, 16218093, 27030155, 81090465]

約数ペア:

[(1, 81090465), (3, 27030155), (5, 16218093), (15, 5406031), (211, 384315), (633, 128105), (1055, 76863), (3165, 25621)]