51242709

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{143537}}^1$

素因数の和:143564

約数の個数: 16

約数和(自身を含む): 82677888

約数和(自身を除く): 31435179

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 143537, 430611, 1004759, 2440129, 3014277, 7320387, 17080903, 51242709]

約数ペア:

[(1, 51242709), (3, 17080903), (7, 7320387), (17, 3014277), (21, 2440129), (51, 1004759), (119, 430611), (357, 143537)]