201721216

素因数分解:

$2^7\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{1753}}^1$

素因数の和:1827

約数の個数: 64

約数和(自身を含む): 429379200

約数和(自身を除く): 227657984

約数列:

[1, 2, 4, 8, 16, 29, 31, 32, 58, 62, 64, 116, 124, 128, 232, 248, 464, 496, 899, 928, 992, 1753, 1798, 1856, 1984, 3506, 3596, 3712, 3968, 7012, 7192, 14024, 14384, 28048, 28768, 50837, 54343, 56096, 57536, 101674, 108686, 112192, 115072, 203348, 217372, 224384, 406696, 434744, 813392, 869488, 1575947, 1626784, 1738976, 3151894, 3253568, 3477952, 6303788, 6507136, 6955904, 12607576, 25215152, 50430304, 100860608, 201721216]

約数ペア:

[(1, 201721216), (2, 100860608), (4, 50430304), (8, 25215152), (16, 12607576), (29, 6955904), (31, 6507136), (32, 6303788), (58, 3477952), (62, 3253568), (64, 3151894), (116, 1738976), (124, 1626784), (128, 1575947), (232, 869488), (248, 813392), (464, 434744), (496, 406696), (899, 224384), (928, 217372), (992, 203348), (1753, 115072), (1798, 112192), (1856, 108686), (1984, 101674), (3506, 57536), (3596, 56096), (3712, 54343), (3968, 50837), (7012, 28768), (7192, 28048), (14024, 14384)]