490640326

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{170243}}^1$

素因数の和:170387

約数の個数: 16

約数和(自身を含む): 808999488

約数和(自身を除く): 318359162

約数列:

[1, 2, 11, 22, 131, 262, 1441, 2882, 170243, 340486, 1872673, 3745346, 22301833, 44603666, 245320163, 490640326]

約数ペア:

[(1, 490640326), (2, 245320163), (11, 44603666), (22, 22301833), (131, 3745346), (262, 1872673), (1441, 340486), (2882, 170243)]