1871017875

素因数分解:

$3^2\times 5^3\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{271}}^1$

素因数の和:347

約数の個数: 144

約数和(自身を含む): 3782982528

約数和(自身を除く): 1911964653

約数列:

[1, 3, 5, 9, 15, 17, 19, 25, 45, 51, 57, 75, 85, 95, 125, 153, 171, 225, 255, 271, 285, 323, 361, 375, 425, 475, 765, 813, 855, 969, 1083, 1125, 1275, 1355, 1425, 1615, 1805, 2125, 2375, 2439, 2907, 3249, 3825, 4065, 4275, 4607, 4845, 5149, 5415, 6137, 6375, 6775, 7125, 8075, 9025, 12195, 13821, 14535, 15447, 16245, 18411, 19125, 20325, 21375, 23035, 24225, 25745, 27075, 30685, 33875, 40375, 41463, 45125, 46341, 55233, 60975, 69105, 72675, 77235, 81225, 87533, 92055, 97831, 101625, 115175, 121125, 128725, 135375, 153425, 207315, 231705, 262599, 276165, 293493, 304875, 345525, 363375, 386175, 406125, 437665, 460275, 489155, 575875, 643625, 767125, 787797, 880479, 1036575, 1158525, 1312995, 1380825, 1467465, 1663127, 1727625, 1930875, 2188325, 2301375, 2445775, 3938985, 4402395, 4989381, 5182875, 5792625, 6564975, 6904125, 7337325, 8315635, 10941625, 12228875, 14968143, 19694925, 22011975, 24946905, 32824875, 36686625, 41578175, 74840715, 98474625, 110059875, 124734525, 207890875, 374203575, 623672625, 1871017875]

約数ペア:

[(1, 1871017875), (3, 623672625), (5, 374203575), (9, 207890875), (15, 124734525), (17, 110059875), (19, 98474625), (25, 74840715), (45, 41578175), (51, 36686625), (57, 32824875), (75, 24946905), (85, 22011975), (95, 19694925), (125, 14968143), (153, 12228875), (171, 10941625), (225, 8315635), (255, 7337325), (271, 6904125), (285, 6564975), (323, 5792625), (361, 5182875), (375, 4989381), (425, 4402395), (475, 3938985), (765, 2445775), (813, 2301375), (855, 2188325), (969, 1930875), (1083, 1727625), (1125, 1663127), (1275, 1467465), (1355, 1380825), (1425, 1312995), (1615, 1158525), (1805, 1036575), (2125, 880479), (2375, 787797), (2439, 767125), (2907, 643625), (3249, 575875), (3825, 489155), (4065, 460275), (4275, 437665), (4607, 406125), (4845, 386175), (5149, 363375), (5415, 345525), (6137, 304875), (6375, 293493), (6775, 276165), (7125, 262599), (8075, 231705), (9025, 207315), (12195, 153425), (13821, 135375), (14535, 128725), (15447, 121125), (16245, 115175), (18411, 101625), (19125, 97831), (20325, 92055), (21375, 87533), (23035, 81225), (24225, 77235), (25745, 72675), (27075, 69105), (30685, 60975), (33875, 55233), (40375, 46341), (41463, 45125)]