8131812865

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{47}}^1\times {\mathrm{285979}}^1$

素因数の和:286053

約数の個数: 24

約数和(自身を含む): 10954177920

約数和(自身を除く): 2822365055

約数列:

[1, 5, 11, 47, 55, 121, 235, 517, 605, 2585, 5687, 28435, 285979, 1429895, 3145769, 13441013, 15728845, 34603459, 67205065, 147851143, 173017295, 739255715, 1626362573, 8131812865]

約数ペア:

[(1, 8131812865), (5, 1626362573), (11, 739255715), (47, 173017295), (55, 147851143), (121, 67205065), (235, 34603459), (517, 15728845), (605, 13441013), (2585, 3145769), (5687, 1429895), (28435, 285979)]