28141592

素因数分解:

$2^3\times {\mathrm{509}}^1\times {\mathrm{6911}}^1$

素因数の和:7426

約数の個数: 16

約数和(自身を含む): 52876800

約数和(自身を除く): 24735208

約数列:

[1, 2, 4, 8, 509, 1018, 2036, 4072, 6911, 13822, 27644, 55288, 3517699, 7035398, 14070796, 28141592]

約数ペア:

[(1, 28141592), (2, 14070796), (4, 7035398), (8, 3517699), (509, 55288), (1018, 27644), (2036, 13822), (4072, 6911)]