138970376

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{463}}^1\times {\mathrm{2207}}^1$

素因数の和:2693

約数の個数: 32

約数和(自身を含む): 276618240

約数和(自身を除く): 137647864

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 463, 926, 1852, 2207, 3704, 4414, 7871, 8828, 15742, 17656, 31484, 37519, 62968, 75038, 150076, 300152, 1021841, 2043682, 4087364, 8174728, 17371297, 34742594, 69485188, 138970376]

約数ペア:

[(1, 138970376), (2, 69485188), (4, 34742594), (8, 17371297), (17, 8174728), (34, 4087364), (68, 2043682), (136, 1021841), (463, 300152), (926, 150076), (1852, 75038), (2207, 62968), (3704, 37519), (4414, 31484), (7871, 17656), (8828, 15742)]