128853123

素因数分解:

$3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{115771}}^1$

素因数の和:115834

約数の個数: 16

約数和(自身を含む): 200054016

約数和(自身を除く): 71200893

約数列:

[1, 3, 7, 21, 53, 159, 371, 1113, 115771, 347313, 810397, 2431191, 6135863, 18407589, 42951041, 128853123]

約数ペア:

[(1, 128853123), (3, 42951041), (7, 18407589), (21, 6135863), (53, 2431191), (159, 810397), (371, 347313), (1113, 115771)]