2974239

素因数分解:

$3^4\times {\mathrm{73}}^1\times {\mathrm{503}}^1$

素因数の和:588

約数の個数: 20

約数和(自身を含む): 4512816

約数和(自身を除く): 1538577

約数列:

[1, 3, 9, 27, 73, 81, 219, 503, 657, 1509, 1971, 4527, 5913, 13581, 36719, 40743, 110157, 330471, 991413, 2974239]

約数ペア:

[(1, 2974239), (3, 991413), (9, 330471), (27, 110157), (73, 40743), (81, 36719), (219, 13581), (503, 5913), (657, 4527), (1509, 1971)]