39857986

素因数分解:

$2^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{69439}}^1$

素因数の和:69489

約数の個数: 16

約数和(自身を含む): 69995520

約数和(自身を除く): 30137534

約数列:

[1, 2, 7, 14, 41, 82, 287, 574, 69439, 138878, 486073, 972146, 2846999, 5693998, 19928993, 39857986]

約数ペア:

[(1, 39857986), (2, 19928993), (7, 5693998), (14, 2846999), (41, 972146), (82, 486073), (287, 138878), (574, 69439)]