28487472

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{643}}^1$

素因数の和:738

約数の個数: 80

約数和(自身を含む): 80494848

約数和(自身を除く): 52007376

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 71, 78, 104, 142, 156, 208, 213, 284, 312, 426, 568, 624, 643, 852, 923, 1136, 1286, 1704, 1846, 1929, 2572, 2769, 3408, 3692, 3858, 5144, 5538, 7384, 7716, 8359, 10288, 11076, 14768, 15432, 16718, 22152, 25077, 30864, 33436, 44304, 45653, 50154, 66872, 91306, 100308, 133744, 136959, 182612, 200616, 273918, 365224, 401232, 547836, 593489, 730448, 1095672, 1186978, 1780467, 2191344, 2373956, 3560934, 4747912, 7121868, 9495824, 14243736, 28487472]

約数ペア:

[(1, 28487472), (2, 14243736), (3, 9495824), (4, 7121868), (6, 4747912), (8, 3560934), (12, 2373956), (13, 2191344), (16, 1780467), (24, 1186978), (26, 1095672), (39, 730448), (48, 593489), (52, 547836), (71, 401232), (78, 365224), (104, 273918), (142, 200616), (156, 182612), (208, 136959), (213, 133744), (284, 100308), (312, 91306), (426, 66872), (568, 50154), (624, 45653), (643, 44304), (852, 33436), (923, 30864), (1136, 25077), (1286, 22152), (1704, 16718), (1846, 15432), (1929, 14768), (2572, 11076), (2769, 10288), (3408, 8359), (3692, 7716), (3858, 7384), (5144, 5538)]