391330258

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{769}}^1\times {\mathrm{23131}}^1$

素因数の和:23913

約数の個数: 16

約数和(自身を含む): 641219040

約数和(自身を除く): 249888782

約数列:

[1, 2, 11, 22, 769, 1538, 8459, 16918, 23131, 46262, 254441, 508882, 17787739, 35575478, 195665129, 391330258]

約数ペア:

[(1, 391330258), (2, 195665129), (11, 35575478), (22, 17787739), (769, 508882), (1538, 254441), (8459, 46262), (16918, 23131)]