138334976

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{211}}^1$

素因数の和:437

約数の個数: 72

約数和(自身を含む): 300296304

約数和(自身を除く): 161961328

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 197, 208, 211, 256, 394, 416, 422, 788, 832, 844, 1576, 1664, 1688, 2561, 2743, 3152, 3328, 3376, 5122, 5486, 6304, 6752, 10244, 10972, 12608, 13504, 20488, 21944, 25216, 27008, 40976, 41567, 43888, 50432, 54016, 81952, 83134, 87776, 163904, 166268, 175552, 327808, 332536, 351104, 540371, 655616, 665072, 702208, 1080742, 1330144, 2161484, 2660288, 4322968, 5320576, 8645936, 10641152, 17291872, 34583744, 69167488, 138334976]

約数ペア:

[(1, 138334976), (2, 69167488), (4, 34583744), (8, 17291872), (13, 10641152), (16, 8645936), (26, 5320576), (32, 4322968), (52, 2660288), (64, 2161484), (104, 1330144), (128, 1080742), (197, 702208), (208, 665072), (211, 655616), (256, 540371), (394, 351104), (416, 332536), (422, 327808), (788, 175552), (832, 166268), (844, 163904), (1576, 87776), (1664, 83134), (1688, 81952), (2561, 54016), (2743, 50432), (3152, 43888), (3328, 41567), (3376, 40976), (5122, 27008), (5486, 25216), (6304, 21944), (6752, 20488), (10244, 13504), (10972, 12608)]