28263872

素因数分解:

$2^6\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{211}}^1$

素因数の和:266

約数の個数: 112

約数和(自身を含む): 72371712

約数和(自身を除く): 44107840

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 23, 26, 28, 32, 46, 52, 56, 64, 91, 92, 104, 112, 161, 182, 184, 208, 211, 224, 299, 322, 364, 368, 416, 422, 448, 598, 644, 728, 736, 832, 844, 1196, 1288, 1456, 1472, 1477, 1688, 2093, 2392, 2576, 2743, 2912, 2954, 3376, 4186, 4784, 4853, 5152, 5486, 5824, 5908, 6752, 8372, 9568, 9706, 10304, 10972, 11816, 13504, 16744, 19136, 19201, 19412, 21944, 23632, 33488, 33971, 38402, 38824, 43888, 47264, 63089, 66976, 67942, 76804, 77648, 87776, 94528, 126178, 133952, 135884, 153608, 155296, 175552, 252356, 271768, 307216, 310592, 441623, 504712, 543536, 614432, 883246, 1009424, 1087072, 1228864, 1766492, 2018848, 2174144, 3532984, 4037696, 7065968, 14131936, 28263872]

約数ペア:

[(1, 28263872), (2, 14131936), (4, 7065968), (7, 4037696), (8, 3532984), (13, 2174144), (14, 2018848), (16, 1766492), (23, 1228864), (26, 1087072), (28, 1009424), (32, 883246), (46, 614432), (52, 543536), (56, 504712), (64, 441623), (91, 310592), (92, 307216), (104, 271768), (112, 252356), (161, 175552), (182, 155296), (184, 153608), (208, 135884), (211, 133952), (224, 126178), (299, 94528), (322, 87776), (364, 77648), (368, 76804), (416, 67942), (422, 66976), (448, 63089), (598, 47264), (644, 43888), (728, 38824), (736, 38402), (832, 33971), (844, 33488), (1196, 23632), (1288, 21944), (1456, 19412), (1472, 19201), (1477, 19136), (1688, 16744), (2093, 13504), (2392, 11816), (2576, 10972), (2743, 10304), (2912, 9706), (2954, 9568), (3376, 8372), (4186, 6752), (4784, 5908), (4853, 5824), (5152, 5486)]