265851248

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{1278131}}^1$

素因数の和:1278152

約数の個数: 20

約数和(自身を含む): 554709288

約数和(自身を除く): 288858040

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 1278131, 2556262, 5112524, 10225048, 16615703, 20450096, 33231406, 66462812, 132925624, 265851248]

約数ペア:

[(1, 265851248), (2, 132925624), (4, 66462812), (8, 33231406), (13, 20450096), (16, 16615703), (26, 10225048), (52, 5112524), (104, 2556262), (208, 1278131)]