217609088

素因数分解:

$2^7\times {\mathrm{31}}^1\times {\mathrm{173}}^1\times {\mathrm{317}}^1$

素因数の和:535

約数の個数: 64

約数和(自身を含む): 451509120

約数和(自身を除く): 233900032

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 173, 248, 317, 346, 496, 634, 692, 992, 1268, 1384, 1984, 2536, 2768, 3968, 5072, 5363, 5536, 9827, 10144, 10726, 11072, 19654, 20288, 21452, 22144, 39308, 40576, 42904, 54841, 78616, 85808, 109682, 157232, 171616, 219364, 314464, 343232, 438728, 628928, 686464, 877456, 1257856, 1700071, 1754912, 3400142, 3509824, 6800284, 7019648, 13600568, 27201136, 54402272, 108804544, 217609088]

約数ペア:

[(1, 217609088), (2, 108804544), (4, 54402272), (8, 27201136), (16, 13600568), (31, 7019648), (32, 6800284), (62, 3509824), (64, 3400142), (124, 1754912), (128, 1700071), (173, 1257856), (248, 877456), (317, 686464), (346, 628928), (496, 438728), (634, 343232), (692, 314464), (992, 219364), (1268, 171616), (1384, 157232), (1984, 109682), (2536, 85808), (2768, 78616), (3968, 54841), (5072, 42904), (5363, 40576), (5536, 39308), (9827, 22144), (10144, 21452), (10726, 20288), (11072, 19654)]