28257446

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{2591}}^1$

素因数の和:2660

約数の個数: 32

約数和(自身を含む): 52254720

約数和(自身を除く): 23997274

約数列:

[1, 2, 7, 14, 19, 38, 41, 82, 133, 266, 287, 574, 779, 1558, 2591, 5182, 5453, 10906, 18137, 36274, 49229, 98458, 106231, 212462, 344603, 689206, 743617, 1487234, 2018389, 4036778, 14128723, 28257446]

約数ペア:

[(1, 28257446), (2, 14128723), (7, 4036778), (14, 2018389), (19, 1487234), (38, 743617), (41, 689206), (82, 344603), (133, 212462), (266, 106231), (287, 98458), (574, 49229), (779, 36274), (1558, 18137), (2591, 10906), (5182, 5453)]