289132376

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{2780119}}^1$

素因数の和:2780138

約数の個数: 16

約数和(自身を含む): 583825200

約数和(自身を除く): 294692824

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 2780119, 5560238, 11120476, 22240952, 36141547, 72283094, 144566188, 289132376]

約数ペア:

[(1, 289132376), (2, 144566188), (4, 72283094), (8, 36141547), (13, 22240952), (26, 11120476), (52, 5560238), (104, 2780119)]