128889009

素因数分解:

$3^3\times {\mathrm{419}}^1\times {\mathrm{11393}}^1$

素因数の和:11821

約数の個数: 16

約数和(自身を含む): 191419200

約数和(自身を除く): 62530191

約数列:

[1, 3, 9, 27, 419, 1257, 3771, 11313, 11393, 34179, 102537, 307611, 4773667, 14321001, 42963003, 128889009]

約数ペア:

[(1, 128889009), (3, 42963003), (9, 14321001), (27, 4773667), (419, 307611), (1257, 102537), (3771, 34179), (11313, 11393)]