31338832

素因数分解:

$2^4\times 7^2\times {\mathrm{71}}^1\times {\mathrm{563}}^1$

素因数の和:656

約数の個数: 60

約数和(自身を含む): 71754336

約数和(自身を除く): 40415504

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 71, 98, 112, 142, 196, 284, 392, 497, 563, 568, 784, 994, 1126, 1136, 1988, 2252, 3479, 3941, 3976, 4504, 6958, 7882, 7952, 9008, 13916, 15764, 27587, 27832, 31528, 39973, 55174, 55664, 63056, 79946, 110348, 159892, 220696, 279811, 319784, 441392, 559622, 639568, 1119244, 1958677, 2238488, 3917354, 4476976, 7834708, 15669416, 31338832]

約数ペア:

[(1, 31338832), (2, 15669416), (4, 7834708), (7, 4476976), (8, 3917354), (14, 2238488), (16, 1958677), (28, 1119244), (49, 639568), (56, 559622), (71, 441392), (98, 319784), (112, 279811), (142, 220696), (196, 159892), (284, 110348), (392, 79946), (497, 63056), (563, 55664), (568, 55174), (784, 39973), (994, 31528), (1126, 27832), (1136, 27587), (1988, 15764), (2252, 13916), (3479, 9008), (3941, 7952), (3976, 7882), (4504, 6958)]