254763008

素因数分解:

$2^{13}\times {\mathrm{137}}^1\times {\mathrm{227}}^1$

素因数の和:390

約数の個数: 56

約数和(自身を含む): 515474712

約数和(自身を除く): 260711704

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 137, 227, 256, 274, 454, 512, 548, 908, 1024, 1096, 1816, 2048, 2192, 3632, 4096, 4384, 7264, 8192, 8768, 14528, 17536, 29056, 31099, 35072, 58112, 62198, 70144, 116224, 124396, 140288, 232448, 248792, 280576, 464896, 497584, 561152, 929792, 995168, 1122304, 1859584, 1990336, 3980672, 7961344, 15922688, 31845376, 63690752, 127381504, 254763008]

約数ペア:

[(1, 254763008), (2, 127381504), (4, 63690752), (8, 31845376), (16, 15922688), (32, 7961344), (64, 3980672), (128, 1990336), (137, 1859584), (227, 1122304), (256, 995168), (274, 929792), (454, 561152), (512, 497584), (548, 464896), (908, 280576), (1024, 248792), (1096, 232448), (1816, 140288), (2048, 124396), (2192, 116224), (3632, 70144), (4096, 62198), (4384, 58112), (7264, 35072), (8192, 31099), (8768, 29056), (14528, 17536)]