138907064

素因数分解:

$2^3\times {\mathrm{53}}^1\times {\mathrm{197}}^1\times {\mathrm{1663}}^1$

素因数の和:1919

約数の個数: 32

約数和(自身を含む): 266872320

約数和(自身を除く): 127965256

約数列:

[1, 2, 4, 8, 53, 106, 197, 212, 394, 424, 788, 1576, 1663, 3326, 6652, 10441, 13304, 20882, 41764, 83528, 88139, 176278, 327611, 352556, 655222, 705112, 1310444, 2620888, 17363383, 34726766, 69453532, 138907064]

約数ペア:

[(1, 138907064), (2, 69453532), (4, 34726766), (8, 17363383), (53, 2620888), (106, 1310444), (197, 705112), (212, 655222), (394, 352556), (424, 327611), (788, 176278), (1576, 88139), (1663, 83528), (3326, 41764), (6652, 20882), (10441, 13304)]