31507931812

素因数分解:

$2^2\times 7^1\times {\mathrm{1125283279}}^1$

素因数の和:1125283290

約数の個数: 12

約数和(自身を含む): 63015863680

約数和(自身を除く): 31507931868

約数列:

[1, 2, 4, 7, 14, 28, 1125283279, 2250566558, 4501133116, 7876982953, 15753965906, 31507931812]

約数ペア:

[(1, 31507931812), (2, 15753965906), (4, 7876982953), (7, 4501133116), (14, 2250566558), (28, 1125283279)]