388553344

素因数分解:

$2^7\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{811}}^1$

素因数の和:1041

約数の個数: 64

約数和(自身を含む): 819957600

約数和(自身を除く): 431404256

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 152, 197, 304, 394, 608, 788, 811, 1216, 1576, 1622, 2432, 3152, 3244, 3743, 6304, 6488, 7486, 12608, 12976, 14972, 15409, 25216, 25952, 29944, 30818, 51904, 59888, 61636, 103808, 119776, 123272, 159767, 239552, 246544, 319534, 479104, 493088, 639068, 986176, 1278136, 1972352, 2556272, 3035573, 5112544, 6071146, 10225088, 12142292, 20450176, 24284584, 48569168, 97138336, 194276672, 388553344]

約数ペア:

[(1, 388553344), (2, 194276672), (4, 97138336), (8, 48569168), (16, 24284584), (19, 20450176), (32, 12142292), (38, 10225088), (64, 6071146), (76, 5112544), (128, 3035573), (152, 2556272), (197, 1972352), (304, 1278136), (394, 986176), (608, 639068), (788, 493088), (811, 479104), (1216, 319534), (1576, 246544), (1622, 239552), (2432, 159767), (3152, 123272), (3244, 119776), (3743, 103808), (6304, 61636), (6488, 59888), (7486, 51904), (12608, 30818), (12976, 29944), (14972, 25952), (15409, 25216)]