211141249

素因数分解:

${\mathrm{11}}^2\times {\mathrm{47}}^1\times {\mathrm{137}}^1\times {\mathrm{271}}^1$

素因数の和:477

約数の個数: 24

約数和(自身を含む): 239629824

約数和(自身を除く): 28488575

約数列:

[1, 11, 47, 121, 137, 271, 517, 1507, 2981, 5687, 6439, 12737, 16577, 32791, 37127, 70829, 140107, 408397, 779119, 1541177, 1744969, 4492367, 19194659, 211141249]

約数ペア:

[(1, 211141249), (11, 19194659), (47, 4492367), (121, 1744969), (137, 1541177), (271, 779119), (517, 408397), (1507, 140107), (2981, 70829), (5687, 37127), (6439, 32791), (12737, 16577)]