128307513

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{77621}}^1$

素因数の和:77672

約数の個数: 16

約数和(自身を含む): 186292800

約数和(自身を除く): 57985287

約数列:

[1, 3, 19, 29, 57, 87, 551, 1653, 77621, 232863, 1474799, 2251009, 4424397, 6753027, 42769171, 128307513]

約数ペア:

[(1, 128307513), (3, 42769171), (19, 6753027), (29, 4424397), (57, 2251009), (87, 1474799), (551, 232863), (1653, 77621)]