1239366947

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{9221}}^1$

素因数の和:9459

約数の個数: 24

約数和(自身を含む): 1560141072

約数和(自身を除く): 320774125

約数列:

[1, 7, 13, 49, 91, 211, 637, 1477, 2743, 9221, 10339, 19201, 64547, 119873, 134407, 451829, 839111, 1945631, 5873777, 13619417, 25293203, 95335919, 177052421, 1239366947]

約数ペア:

[(1, 1239366947), (7, 177052421), (13, 95335919), (49, 25293203), (91, 13619417), (211, 5873777), (637, 1945631), (1477, 839111), (2743, 451829), (9221, 134407), (10339, 119873), (19201, 64547)]