1312742878

素因数分解:

$2^1\times {\mathrm{131}}^1\times {\mathrm{653}}^1\times {\mathrm{7673}}^1$

素因数の和:8459

約数の個数: 16

約数和(自身を含む): 1987443216

約数和(自身を除く): 674700338

約数列:

[1, 2, 131, 262, 653, 1306, 7673, 15346, 85543, 171086, 1005163, 2010326, 5010469, 10020938, 656371439, 1312742878]

約数ペア:

[(1, 1312742878), (2, 656371439), (131, 10020938), (262, 5010469), (653, 2010326), (1306, 1005163), (7673, 171086), (15346, 85543)]