231705653139

素因数分解:

$3^4\times {\mathrm{73}}^1\times {\mathrm{39185803}}^1$

素因数の和:39185888

約数の個数: 20

約数和(自身を含む): 350869689016

約数和(自身を除く): 119164035877

約数列:

[1, 3, 9, 27, 73, 81, 219, 657, 1971, 5913, 39185803, 117557409, 352672227, 1058016681, 2860563619, 3174050043, 8581690857, 25745072571, 77235217713, 231705653139]

約数ペア:

[(1, 231705653139), (3, 77235217713), (9, 25745072571), (27, 8581690857), (73, 3174050043), (81, 2860563619), (219, 1058016681), (657, 352672227), (1971, 117557409), (5913, 39185803)]