489194013

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{2117723}}^1$

素因数の和:2117744

約数の個数: 16

約数和(自身を含む): 813206016

約数和(自身を除く): 324012003

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 2117723, 6353169, 14824061, 23294953, 44472183, 69884859, 163064671, 489194013]

約数ペア:

[(1, 489194013), (3, 163064671), (7, 69884859), (11, 44472183), (21, 23294953), (33, 14824061), (77, 6353169), (231, 2117723)]