31330376

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{281}}^1$

素因数の和:486

約数の個数: 64

約数和(自身を含む): 73906560

約数和(自身を除く): 42576184

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 77, 88, 154, 181, 281, 308, 362, 562, 616, 724, 1124, 1267, 1448, 1967, 1991, 2248, 2534, 3091, 3934, 3982, 5068, 6182, 7868, 7964, 10136, 12364, 13937, 15736, 15928, 21637, 24728, 27874, 43274, 50861, 55748, 86548, 101722, 111496, 173096, 203444, 356027, 406888, 559471, 712054, 1118942, 1424108, 2237884, 2848216, 3916297, 4475768, 7832594, 15665188, 31330376]

約数ペア:

[(1, 31330376), (2, 15665188), (4, 7832594), (7, 4475768), (8, 3916297), (11, 2848216), (14, 2237884), (22, 1424108), (28, 1118942), (44, 712054), (56, 559471), (77, 406888), (88, 356027), (154, 203444), (181, 173096), (281, 111496), (308, 101722), (362, 86548), (562, 55748), (616, 50861), (724, 43274), (1124, 27874), (1267, 24728), (1448, 21637), (1967, 15928), (1991, 15736), (2248, 13937), (2534, 12364), (3091, 10136), (3934, 7964), (3982, 7868), (5068, 6182)]