78682317

素因数分解:

$3^1\times 7^1\times {\mathrm{647}}^1\times {\mathrm{5791}}^1$

素因数の和:6448

約数の個数: 16

約数和(自身を含む): 120102912

約数和(自身を除く): 41420595

約数列:

[1, 3, 7, 21, 647, 1941, 4529, 5791, 13587, 17373, 40537, 121611, 3746777, 11240331, 26227439, 78682317]

約数ペア:

[(1, 78682317), (3, 26227439), (7, 11240331), (21, 3746777), (647, 121611), (1941, 40537), (4529, 17373), (5791, 13587)]