1439312

素因数分解:

$2^4\times 7^1\times {\mathrm{71}}^1\times {\mathrm{181}}^1$

素因数の和:267

約数の個数: 40

約数和(自身を含む): 3249792

約数和(自身を除く): 1810480

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 71, 112, 142, 181, 284, 362, 497, 568, 724, 994, 1136, 1267, 1448, 1988, 2534, 2896, 3976, 5068, 7952, 10136, 12851, 20272, 25702, 51404, 89957, 102808, 179914, 205616, 359828, 719656, 1439312]

約数ペア:

[(1, 1439312), (2, 719656), (4, 359828), (7, 205616), (8, 179914), (14, 102808), (16, 89957), (28, 51404), (56, 25702), (71, 20272), (112, 12851), (142, 10136), (181, 7952), (284, 5068), (362, 3976), (497, 2896), (568, 2534), (724, 1988), (994, 1448), (1136, 1267)]