28278812

素因数分解:

$2^2\times {\mathrm{263}}^1\times {\mathrm{26881}}^1$

素因数の和:27148

約数の個数: 12

約数和(自身を含む): 49677936

約数和(自身を除く): 21399124

約数列:

[1, 2, 4, 263, 526, 1052, 26881, 53762, 107524, 7069703, 14139406, 28278812]

約数ペア:

[(1, 28278812), (2, 14139406), (4, 7069703), (263, 107524), (526, 53762), (1052, 26881)]