139784859

素因数分解:

$3^4\times {\mathrm{31}}^1\times {\mathrm{179}}^1\times {\mathrm{311}}^1$

素因数の和:533

約数の個数: 40

約数和(自身を含む): 217451520

約数和(自身を除く): 77666661

約数列:

[1, 3, 9, 27, 31, 81, 93, 179, 279, 311, 537, 837, 933, 1611, 2511, 2799, 4833, 5549, 8397, 9641, 14499, 16647, 25191, 28923, 49941, 55669, 86769, 149823, 167007, 260307, 449469, 501021, 780921, 1503063, 1725739, 4509189, 5177217, 15531651, 46594953, 139784859]

約数ペア:

[(1, 139784859), (3, 46594953), (9, 15531651), (27, 5177217), (31, 4509189), (81, 1725739), (93, 1503063), (179, 780921), (279, 501021), (311, 449469), (537, 260307), (837, 167007), (933, 149823), (1611, 86769), (2511, 55669), (2799, 49941), (4833, 28923), (5549, 25191), (8397, 16647), (9641, 14499)]