28212912

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{2153}}^1$

素因数の和:2187

約数の個数: 120

約数和(自身を含む): 97222944

約数和(自身を除く): 69010032

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 16, 18, 21, 24, 26, 28, 36, 39, 42, 48, 52, 56, 63, 72, 78, 84, 91, 104, 112, 117, 126, 144, 156, 168, 182, 208, 234, 252, 273, 312, 336, 364, 468, 504, 546, 624, 728, 819, 936, 1008, 1092, 1456, 1638, 1872, 2153, 2184, 3276, 4306, 4368, 6459, 6552, 8612, 12918, 13104, 15071, 17224, 19377, 25836, 27989, 30142, 34448, 38754, 45213, 51672, 55978, 60284, 77508, 83967, 90426, 103344, 111956, 120568, 135639, 155016, 167934, 180852, 195923, 223912, 241136, 251901, 271278, 310032, 335868, 361704, 391846, 447824, 503802, 542556, 587769, 671736, 723408, 783692, 1007604, 1085112, 1175538, 1343472, 1567384, 1763307, 2015208, 2170224, 2351076, 3134768, 3526614, 4030416, 4702152, 7053228, 9404304, 14106456, 28212912]

約数ペア:

[(1, 28212912), (2, 14106456), (3, 9404304), (4, 7053228), (6, 4702152), (7, 4030416), (8, 3526614), (9, 3134768), (12, 2351076), (13, 2170224), (14, 2015208), (16, 1763307), (18, 1567384), (21, 1343472), (24, 1175538), (26, 1085112), (28, 1007604), (36, 783692), (39, 723408), (42, 671736), (48, 587769), (52, 542556), (56, 503802), (63, 447824), (72, 391846), (78, 361704), (84, 335868), (91, 310032), (104, 271278), (112, 251901), (117, 241136), (126, 223912), (144, 195923), (156, 180852), (168, 167934), (182, 155016), (208, 135639), (234, 120568), (252, 111956), (273, 103344), (312, 90426), (336, 83967), (364, 77508), (468, 60284), (504, 55978), (546, 51672), (624, 45213), (728, 38754), (819, 34448), (936, 30142), (1008, 27989), (1092, 25836), (1456, 19377), (1638, 17224), (1872, 15071), (2153, 13104), (2184, 12918), (3276, 8612), (4306, 6552), (4368, 6459)]