28409472

素因数分解:

$2^7\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{271}}^1$

素因数の和:311

約数の個数: 192

約数和(自身を含む): 100988160

約数和(自身を除く): 72578688

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 16, 18, 21, 24, 26, 28, 32, 36, 39, 42, 48, 52, 56, 63, 64, 72, 78, 84, 91, 96, 104, 112, 117, 126, 128, 144, 156, 168, 182, 192, 208, 224, 234, 252, 271, 273, 288, 312, 336, 364, 384, 416, 448, 468, 504, 542, 546, 576, 624, 672, 728, 813, 819, 832, 896, 936, 1008, 1084, 1092, 1152, 1248, 1344, 1456, 1626, 1638, 1664, 1872, 1897, 2016, 2168, 2184, 2439, 2496, 2688, 2912, 3252, 3276, 3523, 3744, 3794, 4032, 4336, 4368, 4878, 4992, 5691, 5824, 6504, 6552, 7046, 7488, 7588, 8064, 8672, 8736, 9756, 10569, 11382, 11648, 13008, 13104, 14092, 14976, 15176, 17073, 17344, 17472, 19512, 21138, 22764, 24661, 26016, 26208, 28184, 30352, 31707, 34146, 34688, 34944, 39024, 42276, 45528, 49322, 52032, 52416, 56368, 60704, 63414, 68292, 73983, 78048, 84552, 91056, 98644, 104064, 104832, 112736, 121408, 126828, 136584, 147966, 156096, 169104, 182112, 197288, 221949, 225472, 242816, 253656, 273168, 295932, 312192, 338208, 364224, 394576, 443898, 450944, 507312, 546336, 591864, 676416, 728448, 789152, 887796, 1014624, 1092672, 1183728, 1352832, 1578304, 1775592, 2029248, 2185344, 2367456, 3156608, 3551184, 4058496, 4734912, 7102368, 9469824, 14204736, 28409472]

約数ペア:

[(1, 28409472), (2, 14204736), (3, 9469824), (4, 7102368), (6, 4734912), (7, 4058496), (8, 3551184), (9, 3156608), (12, 2367456), (13, 2185344), (14, 2029248), (16, 1775592), (18, 1578304), (21, 1352832), (24, 1183728), (26, 1092672), (28, 1014624), (32, 887796), (36, 789152), (39, 728448), (42, 676416), (48, 591864), (52, 546336), (56, 507312), (63, 450944), (64, 443898), (72, 394576), (78, 364224), (84, 338208), (91, 312192), (96, 295932), (104, 273168), (112, 253656), (117, 242816), (126, 225472), (128, 221949), (144, 197288), (156, 182112), (168, 169104), (182, 156096), (192, 147966), (208, 136584), (224, 126828), (234, 121408), (252, 112736), (271, 104832), (273, 104064), (288, 98644), (312, 91056), (336, 84552), (364, 78048), (384, 73983), (416, 68292), (448, 63414), (468, 60704), (504, 56368), (542, 52416), (546, 52032), (576, 49322), (624, 45528), (672, 42276), (728, 39024), (813, 34944), (819, 34688), (832, 34146), (896, 31707), (936, 30352), (1008, 28184), (1084, 26208), (1092, 26016), (1152, 24661), (1248, 22764), (1344, 21138), (1456, 19512), (1626, 17472), (1638, 17344), (1664, 17073), (1872, 15176), (1897, 14976), (2016, 14092), (2168, 13104), (2184, 13008), (2439, 11648), (2496, 11382), (2688, 10569), (2912, 9756), (3252, 8736), (3276, 8672), (3523, 8064), (3744, 7588), (3794, 7488), (4032, 7046), (4336, 6552), (4368, 6504), (4878, 5824), (4992, 5691)]