6661977

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{18661}}^1$

素因数の和:18688

約数の個数: 16

約数和(自身を含む): 10749312

約数和(自身を除く): 4087335

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 18661, 55983, 130627, 317237, 391881, 951711, 2220659, 6661977]

約数ペア:

[(1, 6661977), (3, 2220659), (7, 951711), (17, 391881), (21, 317237), (51, 130627), (119, 55983), (357, 18661)]