157280368

素因数分解:

$2^4\times 7^1\times {\mathrm{1404289}}^1$

素因数の和:1404304

約数の個数: 20

約数和(自身を含む): 348263920

約数和(自身を除く): 190983552

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 1404289, 2808578, 5617156, 9830023, 11234312, 19660046, 22468624, 39320092, 78640184, 157280368]

約数ペア:

[(1, 157280368), (2, 78640184), (4, 39320092), (7, 22468624), (8, 19660046), (14, 11234312), (16, 9830023), (28, 5617156), (56, 2808578), (112, 1404289)]