31980429

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{1741}}^1$

素因数の和:1917

約数の個数: 24

約数和(自身を含む): 50092952

約数和(自身を除く): 18112523

約数列:

[1, 3, 9, 13, 39, 117, 157, 471, 1413, 1741, 2041, 5223, 6123, 15669, 18369, 22633, 67899, 203697, 273337, 820011, 2460033, 3553381, 10660143, 31980429]

約数ペア:

[(1, 31980429), (3, 10660143), (9, 3553381), (13, 2460033), (39, 820011), (117, 273337), (157, 203697), (471, 67899), (1413, 22633), (1741, 18369), (2041, 15669), (5223, 6123)]