131446209

素因数分解:

$3^1\times {\mathrm{73}}^1\times {\mathrm{157}}^1\times {\mathrm{3823}}^1$

素因数の和:4056

約数の個数: 16

約数和(自身を含む): 178840832

約数和(自身を除く): 47394623

約数列:

[1, 3, 73, 157, 219, 471, 3823, 11461, 11469, 34383, 279079, 600211, 837237, 1800633, 43815403, 131446209]

約数ペア:

[(1, 131446209), (3, 43815403), (73, 1800633), (157, 837237), (219, 600211), (471, 279079), (3823, 34383), (11461, 11469)]