72057921

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{313}}^1\times {\mathrm{5903}}^1$

素因数の和:6232

約数の個数: 16

約数和(自身を含む): 103815936

約数和(自身を除く): 31758015

約数列:

[1, 3, 13, 39, 313, 939, 4069, 5903, 12207, 17709, 76739, 230217, 1847639, 5542917, 24019307, 72057921]

約数ペア:

[(1, 72057921), (3, 24019307), (13, 5542917), (39, 1847639), (313, 230217), (939, 76739), (4069, 17709), (5903, 12207)]