28744407

素因数分解:

$3^2\times {\mathrm{67}}^1\times {\mathrm{73}}^1\times {\mathrm{653}}^1$

素因数の和:799

約数の個数: 24

約数和(自身を含む): 42782064

約数和(自身を除く): 14037657

約数列:

[1, 3, 9, 67, 73, 201, 219, 603, 653, 657, 1959, 4891, 5877, 14673, 43751, 44019, 47669, 131253, 143007, 393759, 429021, 3193823, 9581469, 28744407]

約数ペア:

[(1, 28744407), (3, 9581469), (9, 3193823), (67, 429021), (73, 393759), (201, 143007), (219, 131253), (603, 47669), (653, 44019), (657, 43751), (1959, 14673), (4891, 5877)]