208065320739

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{191}}^1\times {\mathrm{142231}}^1$

素因数の和:142488

約数の個数: 48

約数和(自身を含む): 323770097664

約数和(自身を除く): 115704776925

約数列:

[1, 3, 9, 23, 37, 69, 111, 191, 207, 333, 573, 851, 1719, 2553, 4393, 7067, 7659, 13179, 21201, 39537, 63603, 142231, 162541, 426693, 487623, 1280079, 1462869, 3271313, 5262547, 9813939, 15787641, 27166121, 29441817, 47362923, 81498363, 121038581, 244495089, 363115743, 624820783, 1005146477, 1089347229, 1874462349, 3015439431, 5623387047, 9046318293, 23118368971, 69355106913, 208065320739]

約数ペア:

[(1, 208065320739), (3, 69355106913), (9, 23118368971), (23, 9046318293), (37, 5623387047), (69, 3015439431), (111, 1874462349), (191, 1089347229), (207, 1005146477), (333, 624820783), (573, 363115743), (851, 244495089), (1719, 121038581), (2553, 81498363), (4393, 47362923), (7067, 29441817), (7659, 27166121), (13179, 15787641), (21201, 9813939), (39537, 5262547), (63603, 3271313), (142231, 1462869), (162541, 1280079), (426693, 487623)]