12289816

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{281}}^1$

素因数の和:376

約数の個数: 64

約数和(自身を含む): 29237760

約数和(自身を除く): 16947944

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 71, 77, 88, 142, 154, 281, 284, 308, 497, 562, 568, 616, 781, 994, 1124, 1562, 1967, 1988, 2248, 3091, 3124, 3934, 3976, 5467, 6182, 6248, 7868, 10934, 12364, 15736, 19951, 21637, 21868, 24728, 39902, 43274, 43736, 79804, 86548, 139657, 159608, 173096, 219461, 279314, 438922, 558628, 877844, 1117256, 1536227, 1755688, 3072454, 6144908, 12289816]

約数ペア:

[(1, 12289816), (2, 6144908), (4, 3072454), (7, 1755688), (8, 1536227), (11, 1117256), (14, 877844), (22, 558628), (28, 438922), (44, 279314), (56, 219461), (71, 173096), (77, 159608), (88, 139657), (142, 86548), (154, 79804), (281, 43736), (284, 43274), (308, 39902), (497, 24728), (562, 21868), (568, 21637), (616, 19951), (781, 15736), (994, 12364), (1124, 10934), (1562, 7868), (1967, 6248), (1988, 6182), (2248, 5467), (3091, 3976), (3124, 3934)]