28758912

素因数分解:

$2^7\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{823}}^1$

素因数の和:860

約数の個数: 128

約数和(自身を含む): 94133760

約数和(自身を除く): 65374848

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 21, 24, 26, 28, 32, 39, 42, 48, 52, 56, 64, 78, 84, 91, 96, 104, 112, 128, 156, 168, 182, 192, 208, 224, 273, 312, 336, 364, 384, 416, 448, 546, 624, 672, 728, 823, 832, 896, 1092, 1248, 1344, 1456, 1646, 1664, 2184, 2469, 2496, 2688, 2912, 3292, 4368, 4938, 4992, 5761, 5824, 6584, 8736, 9876, 10699, 11522, 11648, 13168, 17283, 17472, 19752, 21398, 23044, 26336, 32097, 34566, 34944, 39504, 42796, 46088, 52672, 64194, 69132, 74893, 79008, 85592, 92176, 105344, 128388, 138264, 149786, 158016, 171184, 184352, 224679, 256776, 276528, 299572, 316032, 342368, 368704, 449358, 513552, 553056, 599144, 684736, 737408, 898716, 1027104, 1106112, 1198288, 1369472, 1797432, 2054208, 2212224, 2396576, 3594864, 4108416, 4793152, 7189728, 9586304, 14379456, 28758912]

約数ペア:

[(1, 28758912), (2, 14379456), (3, 9586304), (4, 7189728), (6, 4793152), (7, 4108416), (8, 3594864), (12, 2396576), (13, 2212224), (14, 2054208), (16, 1797432), (21, 1369472), (24, 1198288), (26, 1106112), (28, 1027104), (32, 898716), (39, 737408), (42, 684736), (48, 599144), (52, 553056), (56, 513552), (64, 449358), (78, 368704), (84, 342368), (91, 316032), (96, 299572), (104, 276528), (112, 256776), (128, 224679), (156, 184352), (168, 171184), (182, 158016), (192, 149786), (208, 138264), (224, 128388), (273, 105344), (312, 92176), (336, 85592), (364, 79008), (384, 74893), (416, 69132), (448, 64194), (546, 52672), (624, 46088), (672, 42796), (728, 39504), (823, 34944), (832, 34566), (896, 32097), (1092, 26336), (1248, 23044), (1344, 21398), (1456, 19752), (1646, 17472), (1664, 17283), (2184, 13168), (2469, 11648), (2496, 11522), (2688, 10699), (2912, 9876), (3292, 8736), (4368, 6584), (4938, 5824), (4992, 5761)]