111986

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{421}}^1$

素因数の和:449

約数の個数: 16

約数和(自身を含む): 202560

約数和(自身を除く): 90574

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 421, 842, 2947, 5894, 7999, 15998, 55993, 111986]

約数ペア:

[(1, 111986), (2, 55993), (7, 15998), (14, 7999), (19, 5894), (38, 2947), (133, 842), (266, 421)]