12289239

素因数分解:

$3^5\times {\mathrm{103}}^1\times {\mathrm{491}}^1$

素因数の和:609

約数の個数: 24

約数和(自身を含む): 18625152

約数和(自身を除く): 6335913

約数列:

[1, 3, 9, 27, 81, 103, 243, 309, 491, 927, 1473, 2781, 4419, 8343, 13257, 25029, 39771, 50573, 119313, 151719, 455157, 1365471, 4096413, 12289239]

約数ペア:

[(1, 12289239), (3, 4096413), (9, 1365471), (27, 455157), (81, 151719), (103, 119313), (243, 50573), (309, 39771), (491, 25029), (927, 13257), (1473, 8343), (2781, 4419)]