201997556

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{711259}}^1$

素因数の和:711334

約数の個数: 12

約数和(自身を含む): 358475040

約数和(自身を除く): 156477484

約数列:

[1, 2, 4, 71, 142, 284, 711259, 1422518, 2845036, 50499389, 100998778, 201997556]

約数ペア:

[(1, 201997556), (2, 100998778), (4, 50499389), (71, 2845036), (142, 1422518), (284, 711259)]