81400356

素因数分解:

$2^2\times 3^3\times {\mathrm{753707}}^1$

素因数の和:753720

約数の個数: 24

約数和(自身を含む): 211038240

約数和(自身を除く): 129637884

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 753707, 1507414, 2261121, 3014828, 4522242, 6783363, 9044484, 13566726, 20350089, 27133452, 40700178, 81400356]

約数ペア:

[(1, 81400356), (2, 40700178), (3, 27133452), (4, 20350089), (6, 13566726), (9, 9044484), (12, 6783363), (18, 4522242), (27, 3014828), (36, 2261121), (54, 1507414), (108, 753707)]