427721877

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{480047}}^1$

素因数の和:480070

約数の個数: 20

約数和(自身を含む): 697029696

約数和(自身を除く): 269307819

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 297, 891, 480047, 1440141, 4320423, 5280517, 12961269, 15841551, 38883807, 47524653, 142573959, 427721877]

約数ペア:

[(1, 427721877), (3, 142573959), (9, 47524653), (11, 38883807), (27, 15841551), (33, 12961269), (81, 5280517), (99, 4320423), (297, 1440141), (891, 480047)]