66947661

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{431}}^1\times {\mathrm{523}}^1$

素因数の和:974

約数の個数: 32

約数和(自身を含む): 108656640

約数和(自身を除く): 41708979

約数列:

[1, 3, 9, 11, 27, 33, 99, 297, 431, 523, 1293, 1569, 3879, 4707, 4741, 5753, 11637, 14121, 14223, 17259, 42669, 51777, 128007, 155331, 225413, 676239, 2028717, 2479543, 6086151, 7438629, 22315887, 66947661]

約数ペア:

[(1, 66947661), (3, 22315887), (9, 7438629), (11, 6086151), (27, 2479543), (33, 2028717), (99, 676239), (297, 225413), (431, 155331), (523, 128007), (1293, 51777), (1569, 42669), (3879, 17259), (4707, 14223), (4741, 14121), (5753, 11637)]