391236864

素因数分解:

$2^8\times 3^1\times {\mathrm{31}}^1\times {\mathrm{16433}}^1$

素因数の和:16483

約数の個数: 72

約数和(自身を含む): 1074915072

約数和(自身を除く): 683678208

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 32, 48, 62, 64, 93, 96, 124, 128, 186, 192, 248, 256, 372, 384, 496, 744, 768, 992, 1488, 1984, 2976, 3968, 5952, 7936, 11904, 16433, 23808, 32866, 49299, 65732, 98598, 131464, 197196, 262928, 394392, 509423, 525856, 788784, 1018846, 1051712, 1528269, 1577568, 2037692, 2103424, 3056538, 3155136, 4075384, 4206848, 6113076, 6310272, 8150768, 12226152, 12620544, 16301536, 24452304, 32603072, 48904608, 65206144, 97809216, 130412288, 195618432, 391236864]

約数ペア:

[(1, 391236864), (2, 195618432), (3, 130412288), (4, 97809216), (6, 65206144), (8, 48904608), (12, 32603072), (16, 24452304), (24, 16301536), (31, 12620544), (32, 12226152), (48, 8150768), (62, 6310272), (64, 6113076), (93, 4206848), (96, 4075384), (124, 3155136), (128, 3056538), (186, 2103424), (192, 2037692), (248, 1577568), (256, 1528269), (372, 1051712), (384, 1018846), (496, 788784), (744, 525856), (768, 509423), (992, 394392), (1488, 262928), (1984, 197196), (2976, 131464), (3968, 98598), (5952, 65732), (7936, 49299), (11904, 32866), (16433, 23808)]