205576987

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{17681}}^1$

素因数の和:17850

約数の個数: 16

約数和(自身を含む): 258015744

約数和(自身を除く): 52438757

約数列:

[1, 7, 11, 77, 151, 1057, 1661, 11627, 17681, 123767, 194491, 1361437, 2669831, 18688817, 29368141, 205576987]

約数ペア:

[(1, 205576987), (7, 29368141), (11, 18688817), (77, 2669831), (151, 1361437), (1057, 194491), (1661, 123767), (11627, 17681)]