251017239

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{330721}}^1$

素因数の和:330758

約数の個数: 16

約数和(自身を含む): 380991744

約数和(自身を除く): 129974505

約数列:

[1, 3, 11, 23, 33, 69, 253, 759, 330721, 992163, 3637931, 7606583, 10913793, 22819749, 83672413, 251017239]

約数ペア:

[(1, 251017239), (3, 83672413), (11, 22819749), (23, 10913793), (33, 7606583), (69, 3637931), (253, 992163), (759, 330721)]