81980786

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{14033}}^1$

素因数の和:14185

約数の個数: 16

約数和(自身を含む): 129337344

約数和(自身を除く): 47356558

約数列:

[1, 2, 23, 46, 127, 254, 2921, 5842, 14033, 28066, 322759, 645518, 1782191, 3564382, 40990393, 81980786]

約数ペア:

[(1, 81980786), (2, 40990393), (23, 3564382), (46, 1782191), (127, 645518), (254, 322759), (2921, 28066), (5842, 14033)]