31998327

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{157}}^1\times {\mathrm{1657}}^1$

素因数の和:1858

約数の個数: 16

約数和(自身を含む): 44009952

約数和(自身を除く): 12011625

約数列:

[1, 3, 41, 123, 157, 471, 1657, 4971, 6437, 19311, 67937, 203811, 260149, 780447, 10666109, 31998327]

約数ペア:

[(1, 31998327), (3, 10666109), (41, 780447), (123, 260149), (157, 203811), (471, 67937), (1657, 19311), (4971, 6437)]