1888394415

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{113}}^1\times {\mathrm{821}}^1$

素因数の和:1024

約数の個数: 64

約数和(自身を含む): 3238548480

約数和(自身を除く): 1350154065

約数列:

[1, 3, 5, 15, 23, 59, 69, 113, 115, 177, 295, 339, 345, 565, 821, 885, 1357, 1695, 2463, 2599, 4071, 4105, 6667, 6785, 7797, 12315, 12995, 18883, 20001, 20355, 33335, 38985, 48439, 56649, 92773, 94415, 100005, 145317, 153341, 242195, 278319, 283245, 460023, 463865, 726585, 766705, 1114097, 1391595, 2133779, 2300115, 3342291, 5473607, 5570485, 6401337, 10668895, 16420821, 16711455, 27368035, 32006685, 82104105, 125892961, 377678883, 629464805, 1888394415]

約数ペア:

[(1, 1888394415), (3, 629464805), (5, 377678883), (15, 125892961), (23, 82104105), (59, 32006685), (69, 27368035), (113, 16711455), (115, 16420821), (177, 10668895), (295, 6401337), (339, 5570485), (345, 5473607), (565, 3342291), (821, 2300115), (885, 2133779), (1357, 1391595), (1695, 1114097), (2463, 766705), (2599, 726585), (4071, 463865), (4105, 460023), (6667, 283245), (6785, 278319), (7797, 242195), (12315, 153341), (12995, 145317), (18883, 100005), (20001, 94415), (20355, 92773), (33335, 56649), (38985, 48439)]