15057124995

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{257}}^1\times {\mathrm{20887}}^1$

素因数の和:21180

約数の個数: 64

約数和(自身を含む): 27937115136

約数和(自身を除く): 12879990141

約数列:

[1, 3, 5, 11, 15, 17, 33, 51, 55, 85, 165, 187, 255, 257, 561, 771, 935, 1285, 2805, 2827, 3855, 4369, 8481, 13107, 14135, 20887, 21845, 42405, 48059, 62661, 65535, 104435, 144177, 229757, 240295, 313305, 355079, 689271, 720885, 1065237, 1148785, 1775395, 3446355, 3905869, 5326185, 5367959, 11717607, 16103877, 19529345, 26839795, 58588035, 59047549, 80519385, 91255303, 177142647, 273765909, 295237745, 456276515, 885713235, 1003808333, 1368829545, 3011424999, 5019041665, 15057124995]

約数ペア:

[(1, 15057124995), (3, 5019041665), (5, 3011424999), (11, 1368829545), (15, 1003808333), (17, 885713235), (33, 456276515), (51, 295237745), (55, 273765909), (85, 177142647), (165, 91255303), (187, 80519385), (255, 59047549), (257, 58588035), (561, 26839795), (771, 19529345), (935, 16103877), (1285, 11717607), (2805, 5367959), (2827, 5326185), (3855, 3905869), (4369, 3446355), (8481, 1775395), (13107, 1148785), (14135, 1065237), (20887, 720885), (21845, 689271), (42405, 355079), (48059, 313305), (62661, 240295), (65535, 229757), (104435, 144177)]