138698866

素因数分解:

$2^1\times {\mathrm{37}}^2\times {\mathrm{179}}^1\times {\mathrm{283}}^1$

素因数の和:538

約数の個数: 24

約数和(自身を含む): 215777520

約数和(自身を除く): 77078654

約数列:

[1, 2, 37, 74, 179, 283, 358, 566, 1369, 2738, 6623, 10471, 13246, 20942, 50657, 101314, 245051, 387427, 490102, 774854, 1874309, 3748618, 69349433, 138698866]

約数ペア:

[(1, 138698866), (2, 69349433), (37, 3748618), (74, 1874309), (179, 774854), (283, 490102), (358, 387427), (566, 245051), (1369, 101314), (2738, 50657), (6623, 20942), (10471, 13246)]