81480392

素因数分解:

$2^3\times 7^1\times {\mathrm{1455007}}^1$

素因数の和:1455020

約数の個数: 16

約数和(自身を含む): 174600960

約数和(自身を除く): 93120568

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 1455007, 2910014, 5820028, 10185049, 11640056, 20370098, 40740196, 81480392]

約数ペア:

[(1, 81480392), (2, 40740196), (4, 20370098), (7, 11640056), (8, 10185049), (14, 5820028), (28, 2910014), (56, 1455007)]