638129856

素因数分解:

$2^6\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{36523}}^1$

素因数の和:36558

約数の個数: 112

約数和(自身を含む): 2078069504

約数和(自身を除く): 1439939648

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, 156, 168, 182, 192, 208, 224, 273, 312, 336, 364, 416, 448, 546, 624, 672, 728, 832, 1092, 1248, 1344, 1456, 2184, 2496, 2912, 4368, 5824, 8736, 17472, 36523, 73046, 109569, 146092, 219138, 255661, 292184, 438276, 474799, 511322, 584368, 766983, 876552, 949598, 1022644, 1168736, 1424397, 1533966, 1753104, 1899196, 2045288, 2337472, 2848794, 3067932, 3323593, 3506208, 3798392, 4090576, 5697588, 6135864, 6647186, 7012416, 7596784, 8181152, 9970779, 11395176, 12271728, 13294372, 15193568, 16362304, 19941558, 22790352, 24543456, 26588744, 30387136, 39883116, 45580704, 49086912, 53177488, 79766232, 91161408, 106354976, 159532464, 212709952, 319064928, 638129856]

約数ペア:

[(1, 638129856), (2, 319064928), (3, 212709952), (4, 159532464), (6, 106354976), (7, 91161408), (8, 79766232), (12, 53177488), (13, 49086912), (14, 45580704), (16, 39883116), (21, 30387136), (24, 26588744), (26, 24543456), (28, 22790352), (32, 19941558), (39, 16362304), (42, 15193568), (48, 13294372), (52, 12271728), (56, 11395176), (64, 9970779), (78, 8181152), (84, 7596784), (91, 7012416), (96, 6647186), (104, 6135864), (112, 5697588), (156, 4090576), (168, 3798392), (182, 3506208), (192, 3323593), (208, 3067932), (224, 2848794), (273, 2337472), (312, 2045288), (336, 1899196), (364, 1753104), (416, 1533966), (448, 1424397), (546, 1168736), (624, 1022644), (672, 949598), (728, 876552), (832, 766983), (1092, 584368), (1248, 511322), (1344, 474799), (1456, 438276), (2184, 292184), (2496, 255661), (2912, 219138), (4368, 146092), (5824, 109569), (8736, 73046), (17472, 36523)]