86681343

素因数分解:

$3^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{15937}}^1$

素因数の和:15991

約数の個数: 24

約数和(自身を含む): 138086832

約数和(自身を除く): 51405489

約数列:

[1, 3, 7, 21, 37, 49, 111, 147, 259, 777, 1813, 5439, 15937, 47811, 111559, 334677, 589669, 780913, 1769007, 2342739, 4127683, 12383049, 28893781, 86681343]

約数ペア:

[(1, 86681343), (3, 28893781), (7, 12383049), (21, 4127683), (37, 2342739), (49, 1769007), (111, 780913), (147, 589669), (259, 334677), (777, 111559), (1813, 47811), (5439, 15937)]