28723136

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1$

素因数の和:146

約数の個数: 112

約数和(自身を含む): 68275200

約数和(自身を除く): 39552064

約数列:

[1, 2, 4, 8, 13, 16, 19, 23, 26, 32, 38, 46, 52, 64, 76, 79, 92, 104, 152, 158, 184, 208, 247, 299, 304, 316, 368, 416, 437, 494, 598, 608, 632, 736, 832, 874, 988, 1027, 1196, 1216, 1264, 1472, 1501, 1748, 1817, 1976, 2054, 2392, 2528, 3002, 3496, 3634, 3952, 4108, 4784, 5056, 5681, 6004, 6992, 7268, 7904, 8216, 9568, 11362, 12008, 13984, 14536, 15808, 16432, 19136, 19513, 22724, 23621, 24016, 27968, 29072, 32864, 34523, 39026, 45448, 47242, 48032, 58144, 65728, 69046, 78052, 90896, 94484, 96064, 116288, 138092, 156104, 181792, 188968, 276184, 312208, 363584, 377936, 448799, 552368, 624416, 755872, 897598, 1104736, 1248832, 1511744, 1795196, 2209472, 3590392, 7180784, 14361568, 28723136]

約数ペア:

[(1, 28723136), (2, 14361568), (4, 7180784), (8, 3590392), (13, 2209472), (16, 1795196), (19, 1511744), (23, 1248832), (26, 1104736), (32, 897598), (38, 755872), (46, 624416), (52, 552368), (64, 448799), (76, 377936), (79, 363584), (92, 312208), (104, 276184), (152, 188968), (158, 181792), (184, 156104), (208, 138092), (247, 116288), (299, 96064), (304, 94484), (316, 90896), (368, 78052), (416, 69046), (437, 65728), (494, 58144), (598, 48032), (608, 47242), (632, 45448), (736, 39026), (832, 34523), (874, 32864), (988, 29072), (1027, 27968), (1196, 24016), (1216, 23621), (1264, 22724), (1472, 19513), (1501, 19136), (1748, 16432), (1817, 15808), (1976, 14536), (2054, 13984), (2392, 12008), (2528, 11362), (3002, 9568), (3496, 8216), (3634, 7904), (3952, 7268), (4108, 6992), (4784, 6004), (5056, 5681)]