28027584

素因数分解:

$2^6\times 3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{197}}^1$

素因数の和:247

約数の個数: 168

約数和(自身を含む): 91531440

約数和(自身を除く): 63503856

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 19, 24, 26, 32, 36, 38, 39, 48, 52, 57, 64, 72, 76, 78, 96, 104, 114, 117, 144, 152, 156, 171, 192, 197, 208, 228, 234, 247, 288, 304, 312, 342, 394, 416, 456, 468, 494, 576, 591, 608, 624, 684, 741, 788, 832, 912, 936, 988, 1182, 1216, 1248, 1368, 1482, 1576, 1773, 1824, 1872, 1976, 2223, 2364, 2496, 2561, 2736, 2964, 3152, 3546, 3648, 3743, 3744, 3952, 4446, 4728, 5122, 5472, 5928, 6304, 7092, 7486, 7488, 7683, 7904, 8892, 9456, 10244, 10944, 11229, 11856, 12608, 14184, 14972, 15366, 15808, 17784, 18912, 20488, 22458, 23049, 23712, 28368, 29944, 30732, 33687, 35568, 37824, 40976, 44916, 46098, 47424, 48659, 56736, 59888, 61464, 67374, 71136, 81952, 89832, 92196, 97318, 113472, 119776, 122928, 134748, 142272, 145977, 163904, 179664, 184392, 194636, 239552, 245856, 269496, 291954, 359328, 368784, 389272, 437931, 491712, 538992, 583908, 718656, 737568, 778544, 875862, 1077984, 1167816, 1475136, 1557088, 1751724, 2155968, 2335632, 3114176, 3503448, 4671264, 7006896, 9342528, 14013792, 28027584]

約数ペア:

[(1, 28027584), (2, 14013792), (3, 9342528), (4, 7006896), (6, 4671264), (8, 3503448), (9, 3114176), (12, 2335632), (13, 2155968), (16, 1751724), (18, 1557088), (19, 1475136), (24, 1167816), (26, 1077984), (32, 875862), (36, 778544), (38, 737568), (39, 718656), (48, 583908), (52, 538992), (57, 491712), (64, 437931), (72, 389272), (76, 368784), (78, 359328), (96, 291954), (104, 269496), (114, 245856), (117, 239552), (144, 194636), (152, 184392), (156, 179664), (171, 163904), (192, 145977), (197, 142272), (208, 134748), (228, 122928), (234, 119776), (247, 113472), (288, 97318), (304, 92196), (312, 89832), (342, 81952), (394, 71136), (416, 67374), (456, 61464), (468, 59888), (494, 56736), (576, 48659), (591, 47424), (608, 46098), (624, 44916), (684, 40976), (741, 37824), (788, 35568), (832, 33687), (912, 30732), (936, 29944), (988, 28368), (1182, 23712), (1216, 23049), (1248, 22458), (1368, 20488), (1482, 18912), (1576, 17784), (1773, 15808), (1824, 15366), (1872, 14972), (1976, 14184), (2223, 12608), (2364, 11856), (2496, 11229), (2561, 10944), (2736, 10244), (2964, 9456), (3152, 8892), (3546, 7904), (3648, 7683), (3743, 7488), (3744, 7486), (3952, 7092), (4446, 6304), (4728, 5928), (5122, 5472)]