78687676

素因数分解:

$2^2\times {\mathrm{127}}^1\times {\mathrm{154897}}^1$

素因数の和:155028

約数の個数: 12

約数和(自身を含む): 138788608

約数和(自身を除く): 60100932

約数列:

[1, 2, 4, 127, 254, 508, 154897, 309794, 619588, 19671919, 39343838, 78687676]

約数ペア:

[(1, 78687676), (2, 39343838), (4, 19671919), (127, 619588), (254, 309794), (508, 154897)]