28325024

素因数分解:

$2^5\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{137}}^1$

素因数の和:238

約数の個数: 96

約数和(自身を含む): 70108416

約数和(自身を除く): 41783392

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 71, 91, 104, 112, 137, 142, 182, 208, 224, 274, 284, 364, 416, 497, 548, 568, 728, 923, 959, 994, 1096, 1136, 1456, 1781, 1846, 1918, 1988, 2192, 2272, 2912, 3562, 3692, 3836, 3976, 4384, 6461, 7124, 7384, 7672, 7952, 9727, 12467, 12922, 14248, 14768, 15344, 15904, 19454, 24934, 25844, 28496, 29536, 30688, 38908, 49868, 51688, 56992, 68089, 77816, 99736, 103376, 126451, 136178, 155632, 199472, 206752, 252902, 272356, 311264, 398944, 505804, 544712, 885157, 1011608, 1089424, 1770314, 2023216, 2178848, 3540628, 4046432, 7081256, 14162512, 28325024]

約数ペア:

[(1, 28325024), (2, 14162512), (4, 7081256), (7, 4046432), (8, 3540628), (13, 2178848), (14, 2023216), (16, 1770314), (26, 1089424), (28, 1011608), (32, 885157), (52, 544712), (56, 505804), (71, 398944), (91, 311264), (104, 272356), (112, 252902), (137, 206752), (142, 199472), (182, 155632), (208, 136178), (224, 126451), (274, 103376), (284, 99736), (364, 77816), (416, 68089), (497, 56992), (548, 51688), (568, 49868), (728, 38908), (923, 30688), (959, 29536), (994, 28496), (1096, 25844), (1136, 24934), (1456, 19454), (1781, 15904), (1846, 15344), (1918, 14768), (1988, 14248), (2192, 12922), (2272, 12467), (2912, 9727), (3562, 7952), (3692, 7672), (3836, 7384), (3976, 7124), (4384, 6461)]