248956994

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{870479}}^1$

素因数の和:870505

約数の個数: 16

約数和(自身を含む): 438721920

約数和(自身を除く): 189764926

約数列:

[1, 2, 11, 13, 22, 26, 143, 286, 870479, 1740958, 9575269, 11316227, 19150538, 22632454, 124478497, 248956994]

約数ペア:

[(1, 248956994), (2, 124478497), (11, 22632454), (13, 19150538), (22, 11316227), (26, 9575269), (143, 1740958), (286, 870479)]