279991521

素因数分解:

$3^2\times {\mathrm{59}}^1\times {\mathrm{527291}}^1$

素因数の和:527356

約数の個数: 12

約数和(自身を含む): 411287760

約数和(自身を除く): 131296239

約数列:

[1, 3, 9, 59, 177, 531, 527291, 1581873, 4745619, 31110169, 93330507, 279991521]

約数ペア:

[(1, 279991521), (3, 93330507), (9, 31110169), (59, 4745619), (177, 1581873), (531, 527291)]